Tā / de / pǔ / tōng / huà / hěn / biāo / zhǔn， / jī / hū / tīng / bù / chū / bú / shì / Běi / jīng / yīn / de。

他的普通话很标准，几乎听不出不是北京音的。

His Mandarin is very standard, and you can barely tell it's not Beijing pronunciation.