常見例句Single Needle Lockstitch with Automatic Undertrimmer 單針自動割線返針平縫機Single Needle Lockstitch basting machine with Automatic Undertrimmer 單針自動割線繃縫機Single Needle Upper and Lower Feed Lockstitch with Automatic Undertrimmer 單針步靴自動割線送佈平縫機 返回 undertrimmer