Thiocyanogen value
[化] 硫氰值
🧩 词语组成解析
硫化氰
🗣️ 情景例句
How come you're not studying?
你为什么不学习？
I'll need an economy ticket with an open return.
我要一张经济舱，回来时间不定的来回票。
Twenty people had already left.
有20个人已经离去。