但是把它放在交通工具上时，同时还要保证交通工具能抗撞击。

But, put it on a vehicle and keep that vehicle crash-worthy.

youdao

第一次撞击月球是有意为之（在1959年，能撞击月球就是个大成就）；1959年的三次软着陆尝试均以失败告终。

The first crash was intentional (in 1959, even hitting the moon was a big achievement); the three in 1965 were all failed attempts at soft landings.

youdao

它也许能帮助我们了解如何摧毁小行星，甚至防止小行星撞击我们。

It might help us understand how to destroy an asteroid and even prevent one from hitting us.

youdao

But, put it on a vehicle and keep that vehicle crash-worthy.

但是把它放在交通工具上时,同时还要保证交通工具能抗撞击。

麻省理工公开课 - 固态化学导论课程节选