Leed
[化] 低能电子衍射
🗣️ 情景例句
And then branched out into other sports products.
然后逐渐扩展出其他的运动产品。
How long will you remain in the hospital?
你将会在医院逗留多久？
I was at the greengrocer's.
我在蔬菜水果店里。