1.blast off 發射升空
Columbia is set to blast off at 1:20 a.m. Eastern Time tomorrow.
哥倫比亞號定于東部時間明晨1:20發射升空。
2.a tiny percentage of 一小部分
The cuts add up to only a tiny percentage of the $3.5 trillion budget approved by Congress last month.
削減的這些經費只占國會上個月通過的3萬5000億美元預算的很小一部分。
3.blast into 沖入
Like fighter pilots, our astronauts would be able to blast into space at the drop of a hat.
就像戰斗機飛行員一樣,我們的宇航員可以輕而易舉的沖入太空。