Reference standards
[医] 参考标准
🧩 词语组成解析
n. 标准；规格（standard的复数）
🗣️ 情景例句
Good-bye.
再见。
The smiles of a pretty woman are the tears of the purse.
美女的微笑就是钱包的泪水。
It is clear that the cat has eaten it!
很明显，是猫偷吃的！