Pectines
pecten 的复数
🗣️ 情景例句
Like it?
喜欢？
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。
it must be known to any kind of radio astronomer in the universe.
这个频率是宇宙中任何射电天文学家都应该熟悉的。