请输入您要查询的英文单词:
单词
PCB
释义
PCB
PCB
/
ˌpi si ˈbi
/
noun
[countable]
one of a group of chemicals that was used in the past in industry but that are very harmful to the environment
随便看
understand
understandable
understandably
understanding
understate
understated
understatement
understood
understory
understudy
undertake
undertaker
undertaking
under-the-counter
undertone
undertow
underused
underutilization
underutilized
undervalue
undervalued
underwater
underway
underwear
underweight
英语词典包含48224条英英释义在线翻译词条,基本涵盖了全部常用单词的英英翻译及用法,是英语学习的有利工具。
Copyright © 2004-2022 Newdu.com All Rights Reserved
更新时间:2025/11/23 12:02:12