blast off

名词 blast off:

1. the launching of a missile or spacecraft to a specified destination
   同义词：blastoff, shot

动词 blast off:

1. launch with great force

1. A defect in the fuel lines prevented the missile from blasting off.
   燃料管路上的一个缺陷妨碍了导弹的发射。
2. Apollo II blasted off at noon.
   阿波罗2号於中午发射升空。