Densometer
n. (纸张)透气度测定仪, 密度计
🗣️ 情景例句
I'm sure there's one for you.
我相信会有你喜欢的。
Those goods are available in strong wooden drums of 1,2,5,10 and 20 litres.
这些货物分别装入1、2、5、10、20升的木桶里。
He could not wash himself or get dressed.Instead, his sister or his parents had to help him.
他自己不能洗澡或穿衣服，他的姐姐或父母亲就只好帮他的忙。