Opos
abbr. oxidized porous silicon 氧化多孔硅
🗣️ 情景例句
Where can I catch a taxi?
哪里我可以叫到出租车？
He has a pound of beef.
他有一磅牛肉。
I like writing to my penfriend, but it takes a lot of time.
我喜欢给笔友写信，但那很花时间。