Cānjiā / zhèngshì / huìyì / shí / chuānzhuó / jiǎngjiu / shì / yì / zhǒng / jīběn / de / lǐmào参加正式会议时,穿着讲究是一种基本的礼貌。When attending a formal meeting, dressing smartly is a basic form of courtesy.