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
we're all in for trouble.
我们都会吃不消的。
He has a pair of gloves.
他有一副手套。
I don't like autumn and winter.The days are short and the nights are long.The sun rises late and set early.
我不喜欢秋天和冬天，因为此时白天短而夜晚长，太阳升得迟而落得早。