Thiamorpholine
[化] 硫吗啉
🗣️ 情景例句
As you see, the goods we ordered are seasonal goods.
你知道，我们这批货物是季节性的。
How much is a round-trip ticket to Beijing?
一张到北京的来回票要多少钱？
You're really killing me!
真是笑死我了！