three-sided file

网络释义

1.	三角锉直角三角形_馆档网 ... "三轮槽滑车"," three-sheave block" "三角锉"," three-sided file" "三速变速装置"," three-speed gear" ... www.guandang.com

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英汉双解词典包含2704715条英汉词条，基本涵盖了全部常用单词的翻译及用法，是英语学习的有利工具。