Ksm
[医][=kasugamycin]春雷霉素
🗣️ 情景例句
Life has its ups and downs, but it certainly has its rewards.
人生有沉也有浮，但是无论怎样都确有其价值。
Don't tell lies.
不要说谎。
The contract will be sent to you by air mail for your signature.
合同会航邮给你们签字。