立約的用法和樣例：
例句
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你要永遠在我面前生活并做個(gè)完美的人，這樣我就可以和你立約，使你的后代繁衍興旺。
Live always in my presence and be perfect, so that I may set my covenant between myself and you and multiply your descendants. -
但是撒拉明年此時(shí)將生下以撒，我是要同以撒履行立約的。
But my covenant I will fulfil with Isaac, whom Sarah will bear to you at this season next year. -
我立約承諾每年捐款100英鎊。
I've covenanted (for) 100/covenanted (with them) to pay/that I'll pay 100 a year.
