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
You are a terrific instructor, Jack.
你真是个了不起的教练 Jack。
I wish I had half the money he does.
但愿我有他一半的钱。
will finally become so steep that we can live no longer,
但最终会急转直下，我们也无法再活下去了。