Opos
abbr. oxidized porous silicon 氧化多孔硅
🗣️ 情景例句
Oh, that's a nice idea.
噢，这想法不错。
How about Mary? How long has she lived there?
玛丽怎么样？她在那儿住多久了？
and the more difficult it is, the more highly it is regarded.
他们认为， 道路愈艰险愈带劲儿。