Oleorefractometer
油折射计
🗣️ 情景例句
All right.
好。
It is better to be clothed in rags, than to be clothed with shame.
宁可穿破衣，不可蒙羞耻。
Tim is an engineer.He is working for a big firm and he has already visited a great number of different places in Australia.
蒂姆是个工程师，正在一家大公司工作，并且已经去过澳大利亚的不少地方了。