单词	touchdown sign
释义	touchdown sign 降落征X线征象
随便看	amphibious mobile bridge amphibiousness amphibious night landing Amphibious Objective Area amphibious objective area study Amphibious Objective Studies amphibious objective study amphibious operating area amphibious operation amphibious operational force Amphibious Operational Training Element Amphibious Operational Training Unit amphibious operations Amphibious Operations Officer Amphibious Operations Training Unit amphibious operation training amphibious organisms amphibious pack Amphibious people amphibious personnel carrier amphibious plane amphibious planning amphibious plant amphibious plants Amphibious Pontoon Assembly Detachment