He who hunts two hares leaves one and loses the other .
鱼与熊掌，两者不可兼得。
Roger can't make up his mind whether to go to college or get a job. You can't eat your cake and have it, too.
罗杰下不了决心是上大学还是找工作, 两者不可兼得。
Henry can't make up his mind whether to go to college or get a full-time job. You can't eat your cake and have it too.
亨利举棋不定：是上大学读书呢还是找份全日制工作做呢？两者不可兼得呀。
And if you can't have both, which do you choose?.
若是不能两者兼得，你会选哪个？
You can't have it both ways, ie You must decide on one thing or the other.
二者不可得兼（须选择其一）.
Teaching assistants make at money or get to take classes for free or both.
教学助理可以获得收入，或者免去上课的学费，或者两者兼而有之。
You cannot Burn the candle at Both ends.
你不可同时点燃蜡烛的两头(鱼与熊掌难以兼得)。
You have to choose one or the other-you can't have it both ways!
你得二者选其一不可能两全其美。
He wants a regular income but doesn't want to work. He can't have his cake and eat it!
他又想要有稳定的收入, 又不想工作. 他不能两者兼得.
Both must be taken into consideration and it is wrong not to do so.
两者必须兼顾，不兼顾是错误的。
Fish, I would like to eat; bear's paw, I would like to eat too. If I can't have the two, I will give up the fish and take the bear's paw.
鱼我所欲也,熊掌亦我所欲也。二者不可得兼,舍鱼而取熊掌者也。
The new stylization "allows Hollywood to have its cake and eat it too," says Turan.
图兰说，新的风格“让好莱坞两者兼得”。
They tried to protect themselves against his possible treachery or both of course.
他们还是防备他可能变节，或者两者兼而有之。
There is nothing to choose between the two. ; There is not much to choose between the two.
两者一样。;两者差不多。;没有什么可挑的。
There was no in between.
不可能介于两者之间。
I have to take two part-time jobs at the same time to make ends meet.
为了收支平衡,我不得不同时作两份兼职
VPNs can be software-based or hardware-based or some combination of both.
VPN可以是基于软件的、或者基于硬件的或者两者兼有之。
Having either stamens or pistils but not both.
雌雄异花的有雄蕊雌蕊两者之一的，但不是两者兼有