Ethiopsite
硫化汞
🗣️ 情景例句
She owes her good health to her regular life.
她把健康归功于规律的生活。
His hand is swollen, Does it hurt?
他的手肿起来了，疼不疼？
Well, I can't leave before nine. I have a lot of work to do.
嗯，我9：00以前离不开。我有很多作业要做。