Sulfocarbanilide
对称二苯硫脲
🗣️ 情景例句
You know we'll be there for you.
你们知道我们是会伸出援手的。
Your niece is engaged,isn't she?
你的侄女订婚了，是吗？
It's been open for several years.
它建成已有好几年了。