Alterne
n. (生态学用语)交替群落
🗣️ 情景例句
Oh, so you don't need something immediately?
呵， 所以你们 ，不是急着马上就要？
Let me think it over,and I'll let you know later.
让我考虑一下，回头再告诉你吧。
I will continue my learning, though I am tired of learning English.
尽管我很烦英语，我还是要学它。