effective
有效的;起作用的;实际的,实在的;给人深刻印象
[军]现役兵额,有生力量,精兵;
变形
复数:effectives
双语释义
- 有效的; 生效的 producing the desired result; in operation
- 事实上的,实际的 actual; real
- 给人印象深刻的 having a noticeable or desired effect
英英释义
effective[ i'fektiv ]
- adj.
- producing or capable of producing an intended result or having a striking effect
"an air-cooled motor was more effective than a witch's broomstick for rapid long-distance transportation"; "effective teaching methods"; "effective steps toward peace"; "made an effective entrance"
同义词:effectualefficacious
- able to accomplish a purpose; functioning effectively
"people who will do nothing unless they get something out of it for themselves are often highly effective persons..."; "effective personnel"
同义词:efficient
- works well as a means or remedy
"an effective reprimand"; "a lotion that is effective in cases of prickly heat"
- exerting force or influence
"the law is effective immediately"
同义词:goodin effect(p)in force(p)
- existing in fact; not theoretical; real
"a decline in the effective demand"; "confused increased equipment and expenditure with the quantity of effective work done"
- ready for service
"the fort was held by about 100 effective soldiers"
- producing or capable of producing an intended result or having a striking effect
词汇搭配
- be effective against有抗…效力的
- effective from从…生效
词组短语
effective management有效管理
effective measure有效措施
cost effective有成本效益的;划算的;成本效率
effective rate实际比率;有效利率
become effective开始生效;变为生效
effective stress有效应力
effective utilization有效利用
effective demand n. 有效需求
effective date有效日期;生效期
effective supply有效供给;有效供应
effective action有效行动;有效作用量
effective work有效工作,有效劳动
effective from生效日期;自…起生效
effective length有效长度;计算长度
effective thickness有效厚度;有效壁厚
effective mass[电]有效质量
effective power有效功率
effective index有效折射率
effective value有效值,实际值
effective permeability实际渗透率
同近义词辨析
这组词都有“有效的”的意思,其区别是:
efficient “效率高的”,“有能力的”,用以指人或物,着重有效地利用时间、精力并取得预期效果。如:The German telephone system is highly efficient. (德国的电话系统效率很高。)
effective 常用以指物,强调能产生某种预期的效果。如:effective medicine, effective method等。
双语例句
- Advertising is often the most effective method of promotion.
做广告往往是最有效的推销方法。 - Their efforts to improve the production have been very effective.
他们提高生产力的措施卓有成效。 - When does the new system become effective?
新制度何时生效? - Her brother is the king, but she is the effective ruler.
她的兄弟是国王, 但她才是实际的主宰者。 - Last year saw a decline in the effective demand for steel.
去年,钢铁的实际需求下降了。