cake

You can't have your cake and eat it, too.

意：你不能两样东西都要;不能什么都随你;不能两全其美
例·You spend all your money on beer and then cvrnplain about being poor, but you can't expect to have your cake and eat it tcx}, you knnw_
你把钱都花在喝啤酒上，然后又喊穷，想什么好事都叫你捞了是办不到的啊。
No, they won't. They definitely won't let you work shorter hQUrS and give you mere money-you can't have your cake and eat it!
不可能，他们绝对不可能让你少干活，又让你挣得多，哪有这么两头占便宜的事让你摊着!