Hartman's solution
[医] 哈特曼氏溶液(牙质脱敏剂)
🧩 词语组成解析
🗣️ 情景例句
If you have any trouble, let me know.
如果你有任何的麻烦，请告诉我。
Please count the chairs in that room.
请在那个房间里数一下椅子。
The lawyer ascertained that a policeman had indeed dealt roughly with foreigners on several occasions.
律师证实有个警察确实多次粗鲁地对待外国人。