Aerophysics
n. 航空物理學(xué)
??? 情景例句
Hi, Anita, long time no see.
嗨，安妮塔，好久不見了。
Still waters have deep bottoms.
靜水常深。
how many heath fires they cause, how much litter they leave, in short,
即他們引起了多少場(chǎng)野火，留下了多少垃圾。總之，