1.
He watched the flying fish burst out again and again and the ineffectual movements of the bird.
他看着飞鱼一再地从海里冒出来，看着那只鸟儿的一无效果的行动。
2.
Counteract:To oppose and mitigate the effects of by contrary action; check.
抵制,抵消:以相反的行动使无效或减清效果;抵制.
3.
To oppose and mitigate the effects of by contrary action; check.
抵制，抵消以相反的行动使无效或减清效果；抵制
4.
an act that makes a previous act of no effect (as if not done).
使前一行动无效的行为。
5.
Discussion on humanistic nursing for unpaid blood donors
对无偿献血者进行人性化护理的效果
6.
an inefficient campaign against illegal drugs.
反对非法毒品的无效果的运动
7.
The maximum extent or distance limiting operation, action, or effectiveness, as of a projectile, an aircraft, a radio signal, or a sound.
射程，音程导弹、飞行器、无线电信号或声音等所能达到的限制运行、行动或效果的最大范围
8.
the act of nullifying; making null and void; counteracting the effect or force of something.
使无效的行为；使无效或不发挥作用；取消某些事物的效果和作用。
9.
Disposition of the Consequences of the Invalidity of Civil Behavior and the Limitation of Actions;
论民事行为无效后果的处置与诉讼时效
10.
Unending subclassifications of tumors and morphologic grading have generally proved to be a sterile pathologic exercise.
对肿瘤进行无止境的分类和形态学分级证明都是一种毫无效果的病理学活动。
11.
make ineffective by counterbalancing the effect of.
通过均衡……的效果使无效。
12.
Happiness, in truth, may not be the fruit plucked by my action yet without action all fruit will die on the vine.
行动也许不会结出快乐的果实，但没有行动，所有的果实都无法收获。
13.
action intended to nullify the effects of some previous action.
一种为了取消原来行为效果的活动。
14.
a deliberately offensive act or something producing the effect of an affront.
故意无礼的行为或某事产生的侮辱性效果。
15.
Traffic Influence and Result Forecast of Car Free Day
无车日活动的交通影响及效果预测分析
16.
Evaluation on Efficiency of Aseptic Storeroom Management in Operating Room by "5S" Activities
“5S”活动规范手术室无菌物品间管理的效果评价
17.
The Optimum Usage and Effectiveness Analysis of the Low-voltage Reactive Automatic Compensator
低压无功自动补偿装置的优化使用及效果分析
18.
(of discussion, communication,etc)producing no useful results;unproductive
（指讨论、联系等）无结果的,无效果的