Migration velocity
[化] 渗移速度
🧩 词语组成解析
migration
[mai'ɡreiʃən]
n. 迁移，移居;
🗣️ 情景例句
the reason my apple pie is famous--cinnamon.
我的苹果派就是靠它出名的 肉桂。
How much is the rent for a month?
每月租金多少？
for there was a danger that if she traveled too quickly, this rudder would be torn away as well.
因为船不能开得太快，否则就有危险，应急舵也会被刮走。