Caltrop
蒺藜
✅ 同义词
🗣️ 情景例句
Pubs and discos are good place to kill time.
酒吧和舞厅是消磨时间的好地方。
That's a conservative point of view.
那是个保守的观点。
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。