Aeroastrodynamics
航空航天动力学
🗣️ 情景例句
Horrible weather we are having.
这么糟的天气让我们赶上了。
As the touchstone tries gold,so gold tries man.
试金之石可试金，正如黄金能试人。
unless the parents themselves have been unsatisfactory,
除非父母自身不能令人满意，