definite-purpose motor 专用电动机 ; 专用电念头
Definite Purpose Contactor 专用接触器
definite-purpose relay 专用继电器
definite purpose circuit breaker 专用断路器
definite purpose relay 专用继电器
definite purpose motor 专用电动机
Definite Purpose Motors 专用电动机
Write Definite Purpose Statement 写下明确的目标陈述
Definite-Purpose Magnetic Contactors 固定用途的磁接触器
Constancy of purpose: Success comes to those who have a definite purpose.
恒久的目标：成功只给那些有些明确目标的人。
He sometimes just opened the book at random, without any definite purpose.
有时他只是毫无目的地随意翻开书本。
In sports training, definite purpose and aim will be the keys for improving training results.
运动训练中，训练目的明确，针对性强，是提高训练效益的关键。
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