Metapopulation
集合种群
🗣️ 情景例句
I grew up in a very close, loving family.
我生长在一个亲密友爱的家庭中。
We usually deal on a 20% trade discount basis with an additional quantity discount for orders over 1000 units.
我们通常给予20%的商业折扣，外加订货1000件以上的数量折扣。
'No, not at all,' I answered.'I'm going to. '
“不，不忙，我打算去。。。。。。”我回答。