Demisting
除雾
🗣️ 情景例句
And if I can be of any help,
如果我能有所帮忙的话，
How far is it from here to the bus stop?
到公共汽车站有多远？
The Hubble telescope was launched into space by NASA on April 20,1990 at a cost of over a billion dollars.
哈勃望远镜于1990年4月20日由国家航空航天局发射升空，耗资10多亿美元。