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
Let me foot the bill tonight. Maybe you can treat me next time.
今晚让我付账吧，也许下次你请客。
No practice, no gain in one's wit.
吃一堑，长一智。
Then he lent me a book.
之后还借给我一本书。