Thiohydantoin
[化] 海硫因; 乙内酰硫脲
🗣️ 情景例句
His studies haven't been inproving lately.
他的学业最近没什么进步。
Mr. Wang is not in now.
王先生现在不在此地。
What's the matter with him, doctor?
他得了什么病，医生？