past one's prime; no longer young or at peak performance
过了巅峰期；不再年轻或处于最佳状态 (guo le dian feng qi bu zai nian qing huo chu yu zui jia zhuang tai)
"Some people think turning forty means you’re over the hill, but that’s not true."
"有些人认为四十岁意味着你已经过气了，但事实并非如此。" (you xie ren ren wei si shi sui yi wei zhe ni yi jing guo qi le dan shi shi bing fei ru ci)
to abandon someone or something suddenly
in a difficult or tricky situation
to make a bad situation even more difficult or unpleasant
to enroll in or agree to participate in something
showing a lot of affection publicly
a secret or unauthorized way to access a system or informati...
