Mandrels
n. （圆形）心轴
🗣️ 情景例句
You didn't say the magic words.
你没有念魔语。
He that will eat the nut must first crack the shell.
欲所得，必先劳。
He wore a small black hat, very wide trousers, a moustache and carried a stick that he swung in the air as he walked.
他头戴一顶小黑帽，身穿一条非常宽大的裤子，嘴上留着小胡子，手提着一根他边走边在空中挥舞的手杖。