tā / zài / yuàn zi / lǐ / gàn huó / shí / tǎn xiōng lù bèi / kè rén / lái / le / biàn / gǎn jǐn / pī shàng / wài yī

他在院子里干活时袒胸露背，客人来了便赶紧披上外衣。

He worked in the yard with his chest and back bare, but quickly put on an outer garment when guests arrived.