Spheroidite
[机] 球状雪明碳铁
🗣️ 情景例句
Take it easy.
别着急。
Do you have a letter of introduction?
你有介绍信吗？
I'm afraid that he'll forget it if he misses so many lessons. He may even fail his Chinese exam.
如果他再缺这么多课，恐怕他会忘记很多的。他的汉语考试甚至会不及格。