考试前他已经复习完所有内容,胸有成竹地走进教室。Kǎoshì qián tā yǐjīng fùxí wán suǒyǒu nèiróng, xiōngyǒuchéngzhú de zǒu jìn jiàoshì.Before the exam he had finished reviewing all the material and walked into the classroom fully confident.
面试时她胸有成竹,对每个问题都回答得很有条理。Miànshì shí tā xiōngyǒuchéngzhú, duì měi gè wèntí dōu huídá de hěn yǒu tiáolǐ.At the interview she was confident of success and answered every question in an orderly way.
项目已经准备了三个月,经理胸有成竹地向大家介绍方案。Xiàngmù yǐjīng zhǔnbèi le sān gè yuè, jīnglǐ xiōngyǒuchéngzhú de xiàng dàjiā jièshào fāng'àn.The project had been prepared for three months, so the manager confidently presented the plan to everyone.