陨落的英文：
fall down
decay
v. 落下；倒塌；摔倒；下降；减弱；阵亡
n. 摔倒；下降；秋天；垮台；陷落；瀑布
adj. 秋天的
- Sleet is falling.
天上下起了冰雹。 - fall into disfavour
失宠失众望 - We observed the barometer fall. [The barometer was observed to fall.]
我们看见晴雨表下降。
prep. 在…下，沿着
v. 下降，打倒
n. 潦倒；羽绒；丘陵
- Down with hegemonism!
打倒霸权主义！ - The sun is down.
太阳下山了。 - Close down autos and you close down steel and rubber.
关掉了汽车工业你也就关掉了钢铁工业和橡胶工业。
v. 使腐烂，使腐朽；衰败，衰退，衰落
n. 腐败、衰退的状态
- The vegetables have begun to decay.
那些蔬菜已开始腐烂。 - To cause to decay and have a foul odor.
使…腐烂导致腐败并发生恶臭 - His mental decay is distressing.
他的智力衰退令人苦恼。