| 释义 |
ineffective adjective VERBS | ADVERB | PREPOSITION VERBSbe, prove, seem 无效；证明无效；似乎无效◆These policies have proved ineffective.事实证明这些政策并不奏效。become 变得无效make sth, render sth 使⋯不起作用；使⋯无效◆The contract was rendered ineffective by this careless wording.措辞不慎致使这份合同失效。ADVERBextremely, fairly, very, etc. 效果极其／相当／非常不好highly 效果极其不好completely, entirely, totally 完全无效；丝毫不起作用largely 在很大程度上无效politically 政治上不起作用PREPOSITIONagainst 对⋯无效◆These weapons are totally ineffective against tanks.这些武器在坦克面前根本不起作用。in 在⋯方面无效◆chemicals that are very ineffective in killing weeds除草效果很差的化学品 |