undertrimmer

基本解释

• 绱鞋里工

同根派生

英汉例句

• Single Needle Lockstitch with Automatic Undertrimmer
  单针自动割线返针平缝机
• Single Needle Lockstitch basting machine with Automatic Undertrimmer
  单针自动割线绷缝机
• Single Needle Upper and Lower Feed Lockstitch with Automatic Undertrimmer
  单针步靴自动割线送布平缝机