然而，第一代生物燃油的缺陷，并不意味着我们就应该永远放弃使用它们。
However the failure of the first generation of biofuels should not mean that we should reject the use of biological materials forever.
我们每一代人都有义务确保这盏灯——这座灯塔——继续闪亮，把希望之光传送至世界各地，让我们的国家永远昌盛。
For it falls on each generation to ensure that that lamp -– that beacon -– continues to shine as a source of hope around the world, and a source of our prosperity here at home.
我们呼吸着上一代人呼吸过的空气，他们与我们一样揣摩过那些永远揣摩不出什么的东西，并且常常为了它们创造出不朽的艺术作品。
We breathe the same air breathed by earlier generations, who pondered the same imponderables and sometimes made great art about those imponderables.
这条规则，而你将永远不会把他们当作是有理想的一代人。 当你开始听到自己的孩子说“这不公平”时，你将会想到这一条规则。
times a day.You got it from parents,who said it so often you dicided they must be the most idealistic generation never.When they started hearing it from their own kids,they realized Rule No.1.
新一代经临床认证的‘药妆品’，可改变头发和皮肤的DNA，可能会永远转变我们对化妆的看法——以及衰老过程本身。
A new generation of clinically approved 'cosmeceuticals', which alter the DNA in your hair and skin, could change for ever the way we look at make-up - and the ageing process itself.
他们在熔岩上雕刻运动员站在冲浪板上的画面，以此来记录对这项运动的热爱，他们一代接一代传唱让人们想起高超冲浪技艺的圣歌，旨在提醒部族的年轻人永远不要忘记祖先的英雄壮志。
They carved pictures of men standing on surfboards on lava rocks. They also passed chants from generation to generation that told of amazing surfing feats (3).
克里斯蒂娜·阿奎莱拉是准备要求她的宝座如最好的歌手她这一代人，即使那是毫无疑问的：她已经有一个最好的女声永远。
Christina Aguilera is ready to claim her throne as the best singer of her generation, even though there's no doubt about it: she's already one of the best female voices ever.
正是这样一代代海边女人，用爱和坚韧，守望着男人们心底那个永远安定的家。
It is they who, with their love and tenacity for generations and generations, have been keeping watching the homes which are the eternal harbor in men's hearts.
社交媒体是当前成功的重要条件之一，但可能不会永远都是如此，而前面所提的观念，才是恒久不变的要件，不论下一代的商业平台或社会现象将如何转变。
Social media is an important part of it for now, but maybe it won't always be. These concepts, however, are forever, no matter what the next business platform or social phenomenon turns out to be.
每一代人都有其历史性的时刻。一桩事件是那样的不同寻常，以至于人们将永远清晰地记得在它发生的时候自己正在做什么。
Every generation has its defining moment, an event so extraordinary that people will forever remember exactly what they were doing at the moment it happened.
他更忧虑，如果冰川溶化的速度不改，下一代可能永远失去观赏雪山美丽景致的机会。
He worries that our next generation may never see snow atop mountain peaks if the current rate of glacier retreat continues.
他更忧虑，如果冰川溶化的速度不改，下一代可能永远失去观赏雪山美丽景致的机会。
He worries that our next generation may never see snow atop mountain peaks if the current rate of glacier retreat continues.
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