to suffer silently from jealousy or longing
默默地因嫉妒或渴望而受苦 (mò mò de yīn jí dù huò kě wàng ér shòu kǔ)
"He’s been eating his heart out since his ex got engaged."
"自从他的前任订婚后,他一直在吃掉自己的心。" (zì cóng tā de qiánrèn dìnghūn hòu, tā yīzhí zài chī diào zìjǐ de xīn.)
expect a positive outcome even in uncertainty
to have a personal reason to complain or criticize
to go ahead or be in front in a competition
to prepare something for easy execution
to say something embarrassing or inappropriate
to exaggerate or overstate something