Laticometer
胶乳比重计
🗣️ 情景例句
... I mean that when I say I care,
……我的意思是当我说 我关心 时
Who loses liberty loses all.
失去自由即失去一切。
Collecting as a serous hobby is quite different and has many advantages.
作为一种严肃的业余爱好的收藏活动完全是另外一回事，它具有许多益处。