touch down
phrasal verbtouch down
- (of a plane, spacecraft, etc.) to make contact with the ground as it lands
着陆；降落 - The helicopter touched down on the helipad.
直升机在停机坪上降落。
- The helicopter touched down on the helipad.
- (of a tornado) to make contact with the ground
登陆 - Tornadoes touched down in Alabama and Louisiana.
龙卷风在亚拉巴马州和路易斯安那州登陆了。
- Tornadoes touched down in Alabama and Louisiana.
- (in rugby) to score a try by putting the ball on the ground behind the other team’s goal line
（在对方球门线后）持球触地得分；达阵