专家正在鉴定这幅画是否出自名家之手。Zhuānjiā zhèngzài jiàndìng zhè fú huà shìfǒu chūzì míngjiā zhī shǒu.Experts are identifying whether this painting was created by a famous artist.
这个花瓶需要专家鉴定才能知道真假。Zhège huāpíng xūyào zhuānjiā jiàndìng cái néng zhīdào zhēnjiǎ.This vase needs an expert's appraisal before we can know whether it is genuine.
这块玉的鉴定结果明天就能出来。Zhè kuài yù de jiàndìng jiéguǒ míngtiān jiù néng chūlái.The appraisal result for this piece of jade will be ready tomorrow.