Dibromoketone
[医] 二溴丁酮
🗣️ 情景例句
Sheet--s-h-e-e-t.
Sheet s-h-e-e-t。
Please try to estimate the extent of the damage.
请估计一下受损害的程度吧。
Your English is improving little by little.
你的英语正在渐渐提高。