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单词
mainspring
释义
mainspring
\ˈ ̷ ̷ˌ ̷ ̷\
noun
1.
:
the chief spring in a mechanism
;
especially
:
the coiled driving spring of a watch or clock
2.
:
the chief or most powerful motive, agent, or cause
< the
mainspring
was useful common sense — Van Wyck Brooks >
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更新时间:2025/7/10 7:16:43