✅ 同义词
🗣️ 情景例句
Harry potter was a box office smash.
《哈里波特》赢得了相当可观的票房收入。
You'd better run or you're going to be left behind.
你最好跑不然你将落在后面。
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。