Mesotroch
中纤毛轮
🗣️ 情景例句
She called to say the plane was delayed.
她打电话回来， 告诉我们飞机误点。
How are you feeling today?
你今天感觉怎么样？
Walking up and down the stairs would beat any exercise machine.
上下楼梯可比什么健身器都要好。