请输入您要查询的英文单词：
单词
ball bearing
释义
ball bearing
noun
countable
UK
Word Forms
singular
ball bearing
plural
ball bearings
DEFINITIONS
1
1
one of several small hard metal balls that are used between moving parts of a machine to help the parts move smoothly
Synonyms and related words
Parts of machines and machinery
ancillary
ball bearing
bearing
ball bearing
noun
countable
US
Word Forms
singular
ball bearing
plural
ball bearings
DEFINITIONS
1
1
one of several small hard metal balls that are used between moving parts of a machine to help the parts move smoothly
Synonyms and related words
Parts of machines and machinery
ancillary
ball bearing
bearing
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trade agreement
trade association
trade blows/insults
tradecraft
trade deficit
trade discount
trade down
trade fair
trade gap
trade in
trade-in
trademark
trademarkable
trade name
trade off
trade-off
trade on
trade places
trader
trade secret
trade show
tradesman
tradespeople
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trades union congress
英语词典包含67175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。
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更新时间：2025/7/7 15:40:22