Mesylation
n. 甲磺酰化作用
🗣️ 情景例句
555-9470…and it's busy….
555-9470……还是忙音 ……
A rolling stone gathers no moss.
滚石不生苔，转业不聚财。
Many of them have to wait six months for their goods.
许多顾客不得不等上半年才得到所需的商品。