liftoff
/ˈlift-ˌȯf/ (ame, mw)
liftoff — 名詞
1. the moment when a rocket, missile, or aircraft rises from the ground and starts
1.名詞B2
釋義
升空
火箭等開始垂直上升
the moment when a rocket, missile, or aircraft rises from the ground and starts going upward
例句
The rocket's liftoff shook the windows of nearby classrooms.
火箭升空時震動了附近教室的窗戶。
collocation: rocket's liftoff
At liftoff, Bilal gripped the seat handles and laughed loudly.
一到升空那一刻，Bilal 就緊抓著座椅把手，大笑了起來。
time phrase: at liftoff
A ten-second delay pushed the liftoff past sunset over the desert.
十秒鐘的延誤讓這次升空拖到沙漠上空日落之後。
Engineers cheered as the test vehicle achieved smooth liftoff from the pad.
工程師看到測試載具順利從發射台升空時都歡呼了起來。
During the rescue drill, the helicopter's liftoff sprayed dust across the field.
在救援演練中，直升機升空時把沙塵捲過了整片空地。
用法筆記
Most often used for rockets or spacecraft. For an ordinary plane, takeoff is the usual everyday word.
常見錯誤
❌The train's liftoff was delayed by snow.
✅The train's departure was delayed by snow.
💡'liftoff' is only used when something leaves the ground to begin flying.