Rackwork
齿条, 齿条加工, 齿条机构
🗣️ 情景例句
He says it always brought him good luck on the baseball team.
他说 ，当年他在棒球队时这手套总是带给他好运。
You always look so nice in the clothes you make.
你手工缝制的衣服非常合你的身哪。
What are you then?
那你是什么国家的人呢？