blast-off

基本解释

The blast-off has been delayed several times from late 2008 for technical reasons.
据悉，从2008年底开始，发射计划好几次因为技术原因而推迟。
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The blast-off was watched by Gabrielle Giffords, the US congresswoman shot in the head in January.
在一月份头部被枪击的女议员吉福兹观看了发射过程。
The human spaceflight carrier rocket project had seen success in blast-off from the first rocket to the fourth one laying a solid foundation for the blast-off of the fifth rocket.
载人航天运载火箭经历了从第一枚到第四枚发射的成功，为第五枚火箭发射打下了坚实基础。

The Apple and Google announcements bracket Microsoft's product blast-off, and Redmond is bringing the meat to this sandwich.
ENGADGET: Editorial: Turning point for the tortoise and the hare
Not many images can compare with the blast-off of the manned spacecraft for summing up a nation's economic and scientific capabilities, which is why so much is riding on this mission's success and why Chinese will be watching and waiting for the Shenzhou VI to touch down safely on the grasslands of inner Mongolia.
NPR: China Launches Manned Spacecraft
Oil wants to blast off but the lift-off is heavy and forced.
FORBES: Shouldn't Oil Be Much Higher Already?

When a space rocket blasts off, it leaves the ground at the start of its journey.