Lapis dentalis
[医] 牙垢, 牙石
🧩 词语组成解析
[医] 石
🗣️ 情景例句
Here's my visa card.
这是我的visa卡。
Sorry to bother you, but do you have change for a one?
对不起，麻烦你，你有1元钱的零钱吗？
It was true that he had just bought a lamb, he explained, but his lamb was black.
不错，他的确刚买了一只羔羊，阿列科解释说，但他的羔羊是黑色的。