Metapopulation
集合种群
🗣️ 情景例句
almost every night this week, Dad.
几乎这个星期的每天晚上都如此， 爸爸。
We used to have a lot of fun when we were that age.
当我们是变老时，我们过去常有很多趣事。
In the pioneering days, however, this was not the case at all.
然而，在登山运动的初期，全然不是这种情况。