Biochemicals
生化药剂
🗣️ 情景例句
Advice doesn't normally come cheap, but this piece is for free...
通常来说，忠告都是价值不菲的，但这个是免费赠送的。。。
Good medicine tastes bitter.
良药苦口。
Can we expect the same price as last time?
价钱能够和上次的一样吗？