英语词汇“only if”的意思、释义、用法及双语翻译-时代网

词汇	only if
释义	Idiom Only if a teacher has given permission is a student allowed to leave the room. 学生只有得到老师的许可才能离开教室。 Only if the red light comes on is there any danger to employees. 只有红灯闪亮时才有危及职工的险情。
随便看	heroine heroism hero-worship herring herringbone hers herself Herzegovinian he's (he, she, etc. has) been and done something hesitancy hesitant hesitantly hesitate hesitation hetero- heterogeneity heterogeneous heterosexual het up hew hex hexa- hexadecimal hey 一将无能，累死三军一小一小会一小儿一小(儿) 一小撮一尘一尘不染一尺不如三寸近一屁股一展身手一山不容二虎一山不藏二虎一差二误一差二错一己一己之私一己之见一市八街一帆风顺一带一带一路一席之地一席话一帮

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