🗣️ 情景例句
I just want to confirm that the arrangements have been made.
我要确认所有计划都安排好了。
I'd like to buy an excursion pass instead.
我要买一张优待票代替。
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。