Dentes lacteus
[医] 乳牙
🧩 词语组成解析
齿状部份
🗣️ 情景例句
I cannot forgive myself for not seeing my mother when she was sick in bed.
母亲病的时候我没能去看她，为这件事我永远不能原谅我自己。
I would like to ask you a question.
我想问你一个问题。
has spent his lifetime studying active volcanoes and deep caves in all parts of the world.
花了毕生的精力来研究世界各地的活火山和探洞。