Photosedimentometer
光透式粒度测定仪
🗣️ 情景例句
I don't think there will be a problem, you can move in straight away.
我认为这没什么问题，你可以马上搬进来。
It's a shame this restaurant is so expensive.
太遗憾了，这家餐馆太贵了。
I smoked with concentration and pleasure as I was sure that this would be my last cigarette.
我聚精会神而又愉快地吸着这枝烟。因为我确信这是我最后一枝烟了。