Oleorefractometer
油折射计
🗣️ 情景例句
I can go up to the lodge for some hot dogs and drinks.
我可以到那边小屋去弄些热狗和饮料来。
Man has not a greater enemy than himself.
人之大敌，自己而已。
I joined in the march and we were marching peacefully along and then the police came up.
我参加了游行，我们以和平的方式往前行进，这时警察突然来了。