勞的英語翻譯：

fatigue; put sb. to the trouble of; service; work

動力的英語翻譯：

drive; motivity; power; dynamics; impetus; momentum
【化】 power
【醫(yī)】 dynamia; dynamo-; ergo-
【經(jīng)】 motive power; power

參加的英語翻譯：

attend; engage; enter; join; participate; take part in; partake in
【經(jīng)】 take part in

率的英語翻譯：

frank; hasty; lead; modulus; quotiety; rash; rate; ratio; usually
【醫(yī)】 rate
【經(jīng)】 rater.