tā / duì / dài / nián / zhǎng / de / tóng / shì / shí / fēn / qīng / màn / hěn / kuài / jiù / shī / qù / le / dà / jiā / de / xìn / rèn

他对待年长的同事十分轻慢，很快就失去了大家的信任。

He treated his older colleagues with great disrespect and soon lost everyone's trust.