only once in the life信息详情
一生只有一次
only once───只有一次；只此一遭
life is only once───生命只有一次
once in my life───一生中只有一次
only life───只有生命
for only once───只有一次
in once───一次
the once───一次（乐队名，TheOnce）
for once in my life───我这辈子只有一次
in the life───在生活中；生命中；一生中
But the dress New Style Flower Girl Dresses is worth while to invest in, to pay a lot if we take into consideration the fact that you wear it once in life time, only one night?───但是如果邀请穿着新颖的花童的话会是一笔不小的开销，事实上你一生只穿一次，有且只有一次对吧？
There was also something faintly worrying in the oft-quoted saying - a wise man climbs Mount Fuji once in his life; only a fool climbs it twice. But we were curious.───有一种常听到的说法也隐隐使人担忧——聪明人一生中登一次富士山，只有傻瓜才会登两次，但是我们对此很好奇。
Proteins, which are the building blocks of life, come in long chains of molecules that work properly only once they have folded into their final, three-dimensional shape.───蛋白质是生命的建造材料，它们是长分子链，只有在这些分子被组合成最终的三维形态时才可正常运作。