Hondrometer
粒度计, 微粒特性测定计
🗣️ 情景例句
What kind of computers are you experienced in?
你熟悉哪种电脑？
I'd like to try on these hats.
我想试试这些帽子。
I have to transfer to No. ll bus, but where is the bus stop?
我需要换乘11路公共汽车，但是汽车站在哪儿？