请输入您要查询的英文单词:

 

单词 ball peen
释义

Definition of ball peen in English:

ball peen

noun
  • A peen which is rounded in shape; usually attributive, especially in ball-peen hammer.

Origin

Late 19th century; earliest use found in Edward H. Knight (1824–1883), patent lawyer and expert in mechanics.

Definition of ball peen in US English:

ball peen

noun
  • A peen which is rounded in shape; usually attributive, especially in ball-peen hammer.

Origin

Late 19th century; earliest use found in Edward H. Knight (1824–1883), patent lawyer and expert in mechanics.

随便看

 

英汉双解词典包含464360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。

 

Copyright © 2004-2022 Newdu.com All Rights Reserved
更新时间:2025/2/19 18:58:31