夸夸其谈

kuākuāqítán

HSK 7

夸夸其谈 — kuākuāqítán

1. to talk big; to sound off; to be full of hot air

   他总是在会议上夸夸其谈，实际上什么也没做。 tā zǒngshì zài huìyì shàng kuākuāqítán shíjìshàng shénme yě méi zuò — He is always full of hot air at meetings and actually does nothing.