开快车

kāikuàichē

step on the gas; speed up the work

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make good time

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kāi kuài chē

v. drive a high speed, speed up, step on the gas

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kai1 kuai4 che1

an express train sets off, fig. to work in haste, to rush

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开快车

kāi kuài chē

（加快车速） drive a high speed; speed up; step on the gas; open the throttle

（加快机器速度） speed up

（加快工作速度） hurry through one's work; make short work of a job (sth.); hasten up with one's work; catch up with working schedule

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開快車|开快车 [kāi kuài chē] ► an express train sets off ► fig. to work in haste ► to rush