only if (..., or otherwise, ...); only when; only in the case that[cedict]
事情
shì qíngㄕˋ ㄑㄧㄥˊ
affair; matter; thing; business[cedict]
水落石出
shuǐ luò shí chūㄕㄨㄟˇ ㄌㄨㄛˋ ㄕˊ ㄔㄨ
As the water recedes, the rocks appear (成语 saw); the truth comes to light; When facts are known, doubts dissipate.; Murder will out.; Name of a CCTV soap opera set in police station[cedict]
沒有
méi yǒuㄇㄟˊ ㄧㄡˇ
haven't; hasn't; doesn't exist; to not have; to not be[cedict]