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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
随便看
hold the fort (for someone)
hold the ketchup/mustard/mayo etc.
hold the key (to something)
hold the phone
hold the road
hold tight
hold to
hold together
hold true
hold up
hold-up
hold up as
hold water
hold with
hold your breath
hold your drink
hold your head up/high
hold your horses
hold your own
hold your peace
hold yourself
hold your tongue
hold/have all the aces
hold/have all the cards
hold/keep/play your cards close to your chest
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：2026/2/18 10:28:09