Alkanethiol
n. 烷硫醇
🗣️ 情景例句
Do you already have a boyfriend?
你已经有男朋友了吗？
Delivery costs will have to be borne by the manufacturer, I'm afraid.
运费恐怕要由制造厂商来承担。
That's international practice. We can't break it.
这是国际惯例，我们不能违背。