Lithometer
[医] 结石测定器
🗣️ 情景例句
Oh, Grandpa!
啊，爷爷！
The great and the little have need one of another.
伟大与渺小相得益彰。
These days we use a thermos , said Li Lei.
“如今用的是热水瓶了，”李磊说。