Mandrels
n. （圆形）心轴
🗣️ 情景例句
He's teething.
他正在长牙齿。
You'll hurt your finger, if you don't take care.
你不专心的话，就会伤到你的手指。
She was wearing a full-length skirt which swept the ground.
身穿一条拖地长裙，