tā / zǒng / bèi / tóng / shì / dàng / chéng / chū / qì / tǒng / jiǎn / zhí / chéng / le / rén / ròu / shā / bāo

他总被同事当成出气筒，简直成了人肉沙包。

His colleagues always take their anger out on him; he has practically become a human punching bag.