英语单词 Efficacious：含义·读音·用法·记忆技巧

✅ 同义词

operative active effective effectual efficient

incapable ineffective ineffectual inefficacious inept inexpert inoperative noneffective nugatory shiftless

-fac-表示“制作” 常见变体有-fic-、-fig-、-fect-、-feat-

efficacious adj (fml 文) (not of people) producing the desired result; effective （不用以指人）有效的 an efficacious treatment, medicine, etc 有效的治疗、药品等.

fact n. 事实，实情;实际;真相，证据;犯罪行为;

facilitate vt. 促进，助长;使容易;帮助;

efficacy n. 功效;效力;效验;生产率;

deficit n. 不足额;赤字;亏空;亏损;

traffic n. 交通，运输量;（非法的）交易;通信量;交际; vt. 用…作交换;在…通行; vi. 交易;买卖;

defect n. 瑕疵，毛病;欠缺，缺点; vi. 叛逃;背叛;

During your computer classes, did they teach you how to fix a cooling fan?

在你的电脑课程，他们是否教过你如何修理散热风扇？

A creaking door hangs long on its hinges.

户枢不蠹。

It was this that betrayed me.

正是这副模样泄露了我的秘密。

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