释义 |
ac.tion MOVEMENT5Ak7F[nn [C]the way something moves or works, or the effect it has on something else运动,运转,作用We studied the action of the digestive system. [U]我们学习了消化系统的作用。The car has a very smooth braking action. [C]这汽车的制动很平稳。The pumping action of the machine (=the part of the machine which PUMPS) needs repairing. [C]机器的抽水部件需要修理。They recorded the action of the drug on the nervous system. [U]他们记录了药物对神经系统的作用。
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