| 词汇 | effective | 
| 释义 | effective  adjective uk/ɪˈfek.tɪv/ us/əˈfek.tɪv/   (SUCCESSFUL)   B2 能产生预期结果的;有效的 successful or achieving the results that you want  The lighting for the production made a very effective use of shadow. 该戏剧的舞台灯光设计巧妙地运用了阴影效果。   She's a very effective teacher. 她课教得非常好。   This style of decoration is simple yet effective. Opposite: ineffective 
   (IN FACT)    [ before noun ]实际上的;事实上的  in fact, although not officially  Although she's not officially our boss, she's in effective control of the office. 她虽然名义上不是我们的老板,但实际上掌管着该办事处。    (IN USE)    (法律法规)生效的 If a law or rule becomes effective, it starts to be used.  The new laws will become effective next month. 新法律将在下月正式生效。  Related word: effectiveness | 
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