单词：blastoff
音标：['blɑ:st,ɔf] ；
n. 升空, 发射
n. the launching of a missile or spacecraft to a specified destination
词型变化：名词复数形式 : blastoffs
词性分布：
blastoff的用法和样例：
例句
用作名词(n.)
- The blastoff was also broadcasted live on state-owned television and through the Internet.这次发射也在国有电视及互联网上进行了现场直播。
- The debris did not appear to hit the shuttle during the smooth morning blastoff, marking a triumphant U.周二早上进行的发射比较顺利，碎片并没有击中航天飞机。
词汇搭配
- blast off(火箭、航天飞机等的...