diff --git a/Translations/strings-default.xml b/Translations/strings-default.xml
index f314284a6..6ed7459df 100644
--- a/Translations/strings-default.xml
+++ b/Translations/strings-default.xml
@@ -73,6 +73,7 @@
  <general-options>General Options</general-options>
  <help-desc>Show the most relevant command line options</help-desc>
  <verbose-desc>Show all command line options when combined with --help or -h</verbose-desc>
+ <version-desc>Display the current FlightGear version</version-desc>
  <fg-root-desc>Specify the root data path</fg-root-desc>
  <fg-scenery-desc n="0">Specify the base scenery path;</fg-scenery-desc>
  <fg-scenery-desc n="1">Defaults to $FG_ROOT/Scenery</fg-scenery-desc>
@@ -129,6 +130,9 @@
  <aircraft-desc>Select an aircraft profile as defined by a top level &lt;name&gt;-set.xml</aircraft-desc>
  <show-aircraft-desc>Print a list of the currently available aircraft types</show-aircraft-desc>
  <min-aircraft-status>Allows you to define a minimum status level (=development status) for all listed aircraft</min-aircraft-status>
+ <vehicle-desc>Select an vehicle profile as defined by a top level &lt;name&gt;-set.xml</vehicle-desc>
+ <livery-desc>Select aircraft livery</livery-desc>
+ 
 
  <!-- Flight Dynamics Model options -->
  <fdm-options>Flight Model</fdm-options>
@@ -139,9 +143,12 @@
  <speed-desc>Run the FDM 'n' times faster than real time</speed-desc>
  <notrim-desc n="0">Do NOT attempt to trim the model</notrim-desc>
  <notrim-desc n="1">(only with fdm=jsbsim)</notrim-desc>
+ <trim-desc n="0">Trim the model</trim-desc>
+ <trim-desc n="1">(only with fdm=jsbsim)</trim-desc>
  <on-ground-desc>Start at ground level (default)</on-ground-desc>
  <in-air-desc>Start in air (implied when using --altitude)</in-air-desc>
  <wind-desc>Specify wind coming from DIR (degrees) at SPEED (knots)</wind-desc>
+ <random-wind-desc>Set up random wind direction and speed</random-wind-desc>
  <turbulence-desc>Specify turbulence from 0.0 (calm) to 1.0 (severe)</turbulence-desc>
  <ceiling-desc>Create an overcast ceiling, optionally with a specific thickness (defaults to 2000 ft).</ceiling-desc>
  <aircraft-dir-desc>Aircraft directory relative to the path of the executable</aircraft-dir-desc>
@@ -151,6 +158,7 @@
  <!-- Position and Orientation options -->
  <position-options>Initial Position and Orientation</position-options>
  <airport-desc>Specify starting position relative to an airport</airport-desc>
+ <parking-id-desc>Specify parking position at an airport (must also specify an airport)</parking-id-desc>
  <carrier-desc>Specify starting position on an AI carrier</carrier-desc>
  <parkpos-desc>Specify which starting position on an AI carrier (must also specify a carrier)</parkpos-desc>
  <vor-desc>Specify starting position relative to a VOR</vor-desc>
@@ -168,6 +176,9 @@
  <uBody-desc>Specify velocity along the body X axis</uBody-desc>
  <vBody-desc>Specify velocity along the body Y axis</vBody-desc>
  <wBody-desc>Specify velocity along the body Z axis</wBody-desc>
+ <vNorth-desc>Specify velocity along a South-North axis</vNorth-desc>
+ <vEast-desc>Specify velocity along a West-East axis</vEast-desc>
+ <vDown-desc>Specify velocity along a vertical axis</vDown-desc>
  <vc-desc>Specify initial airspeed</vc-desc>
  <mach-desc>Specify initial mach number</mach-desc>
  <glideslope-desc>Specify flight path angle (can be positive)</glideslope-desc>
@@ -251,11 +262,14 @@
  <io-options>IO Options</io-options>
  <AV400-desc>Emit the Garmin AV400 protocol required to drive a Garmin 196/296 series GPS</AV400-desc>
  <AV400Sim-desc>Emit the set of AV400 strings required to drive a Garmin 400-series GPS from FlightGear</AV400Sim-desc>
+ <atlas-desc>Open connection using the Atlas protocol</atlas-desc>
+ <atcsim-desc>Open connection using the ATC sim protocol (atc610x)</atcsim-desc>
  <garmin-desc>Open connection using the Garmin GPS protocol</garmin-desc>
  <joyclient-desc>Open connection to an Agwagon joystick</joyclient-desc>
  <jsclient-desc>Open connection to a remote joystick</jsclient-desc>
  <native-ctrls-desc>Open connection using the FG Native Controls protocol</native-ctrls-desc>
  <native-fdm-desc>Open connection using the FG Native FDM protocol</native-fdm-desc>
+ <native-gui-desc>Open connection using the FG Native GUI protocol</native-gui-desc>
  <native-desc>Open connection using the FG Native protocol</native-desc>
  <nmea-desc>Open connection using the NMEA protocol</nmea-desc>
  <generic-desc>Open connection using a predefined communication interface and a preselected communication protocol</generic-desc>
@@ -264,10 +278,11 @@
  <pve-desc>Open connection using the PVE protocol</pve-desc>
  <ray-desc>Open connection using the Ray Woodworth motion chair protocol</ray-desc>
  <rul-desc>Open connection using the RUL protocol</rul-desc>
- <atc610x-desc>Enable atc610x interface</atc610x-desc>
 
  <!-- Avionics Options -->
  <avionics-options>Avionics Options</avionics-options>
+ <com1-desc>Set the COM1 radio frequency</com1-desc>
+ <com2-desc>Set the COM2 radio frequency</com2-desc>
  <nav1-desc>Set the NAV1 radio frequency, optionally preceded by a radial.</nav1-desc>
  <nav2-desc>Set the NAV2 radio frequency, optionally preceded by a radial.</nav2-desc>
  <adf-desc>Set the ADF radio frequency, optionally preceded by a card rotation.</adf-desc>
@@ -278,6 +293,8 @@
 
  <!-- Debugging Options -->
  <debugging-options>Debugging Options</debugging-options>
+ <fpe-desc>Abort on encountering a floating point exception;</fpe-desc>
+ <fgviewer-desc>Use a model viewer rather than load the entire simulator;</fgviewer-desc>
  <trace-read-desc>Trace the reads for a property;</trace-read-desc>
  <trace-write-desc>Trace the writes for a property;</trace-write-desc>
  <log-level-desc>Specify which logging level to use</log-level-desc>