Effective
[ ɪ'fɛktɪv ]
第2级
其它 Other
adj. 有效的;起作用的;实际的，实在的;给人深刻印象;
n. [军]现役兵额，有生力量，精兵;
💡 词根助记
ef出+fect做，制作 +ive形容词后缀 →做出来的 → 有效的
📝 例句
Also the oxide itself is a moderately effective lubricant.
它的氧化物也是中等效能的润滑剂。
A bill passed by congress becomes effective as soon as the President signs it.
国会通过的法案一经总统签署立即生效。
Social control was generally effective.
社会制约一般是有效的。
Window screens are effective in keeping out mosquitoes.
纱窗能有效地挡住蚊子。
Bank communications become more effective.
银行的宣传变得效果更强。
🌱 联想助记
【记】e-拼音“鹅”,ff-拼音“发疯”,e-拼音“鹅”,ct-CT机,iv-罗马数字“4”,e-拼音“鹅”:要2只发疯的鹅带4只鹅去照CT是很有效的
✅ 同义词
🔴 反义词
🔤 词根
-fac-表示“制作”
常见变体有-fic-、-fig-、-fect-、-feat-
📖 牛津释义
effective
adj
1
(a) having an effect; producing the intended result 有效的; 产生预期结果的
effective measures to reduce unemployment 减少失业的有效措施
The law is no longer effective. 该法令已失效.
(b) making a striking impression 产生深刻印象的
a very effective colour scheme 非常醒目的色调
an effective speech 精彩的演说.
2 [attrib 作定语]
(a) actual or existing 实际的; 实在的; 现有的
the effective membership of a society 现有的全体会员.
(b) fit for service or work 适於承担任务或工作的
the effective strength of the army 军队的战斗力.
🎯 考研助记
effect(影响)+ive(形缀): 有效的 effic(effect影响)+ient(多的):影响多的- 有效率的
🔁 扩展释义
*[i'fektiv]a. 有效的, 有力的, 实际的n. 有生力量【机】 效果的, 有效的, 实际的
🌿 同词根单词
📖 同为「高中」词汇
查看全部高中词汇 ›🗣️ 情景例句
Well, I'm not going to kid you, Susan.
噢 ，我可不想哄骗Susan。
Against your enquiry, we are pleased to make you a special offer as follows and hope to receive your trial order in the near future.
根据你方要求，我方很高兴就如下商品向你方特殊报价，希望不久能收到你方的试订单。
A short while ago, my sister helped me to carry one of my old bookcases up the stairs.
几分钟前，我妹妹帮我把一个旧书橱抬上了楼。