blast-off
noun /ˈblɑːst ɒf/
/ˈblæst ɔːf/
[uncountable]- the moment when a spacecraft leaves the ground
(宇宙飞船的)发射,升空 - Blast-off is in 30 seconds.
30秒钟后发射升空。
- Blast-off is in 30 seconds.
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