Macrozooplankton
大型浮游动物
🗣️ 情景例句
I have to return this book to the library.
我得把书还回图书馆了。
What time is it now?
现在几点？
In this way, we have learned all that we know of the laws of astronomy,
例如，用这种方法，我们完全掌握了天文学的规律。