效用可能性前沿的英文：
utility possibility frontier
n. 公共设施；公共事业；实用，效用
adj. 实用的；通用的；多用途的
the utility value of a dishwasher
洗碟机的实用价值.
He is a utility infielder.
他是个能攻善守的内场手。
This is a good utility chapter.
是一个很实用的章节。
n. 可能，可能性；可选择的方法；机会；潜力
The possibilities are many.
有许多可能。
But that's not possible！
但那是不可能的！
Even if advised of the possibility of such damages or if such possibility was reasonably foreseeable.
即使被告知该损害的可能性或可合理预见该可能性。
n. 边界；边远地区；尖端
You are exploring the frontiers in science.
你在探究科学的新领域。
Sweden has frontiers with Norway and Finland.
瑞典与挪威和芬兰接壤。
We were turned back at the frontier.
我们在边界那儿被赶了回来。