1·Do not be dusty and dirty in appearance all day, lets the oneself bright spot, other waste youth and sweet and pretty stature.
不要整天灰头灰脸，让自己灿烂点，别浪费青春和娇美身材。
2·The summit will finish on 13 November, when youth ambassadors want schools to stop paper waste.
峰会将于11月13日结束，届时青年大使希望学校可以停止浪费纸张。
3·Don't waste your youth and talent!
不要浪费自己的青春和天赋！
4·Finnish youth, like their U.S. counterparts, also waste hours online. They dye their hair, love sarcasm and listen to rap and heavy metal.
芬兰青年们也像他们的美国同龄人一样，不限时上网，染头发，说话带脏字，喜欢说唱乐和重金属。
5·Don't waste your precious time; for youth, once spent, will never come again.
光阴勿虚度，青春不再来。
6·Youth comes only once in a lifetime, therefore, it is important that we should not waste those years in idleness and bad living.
青春一辈子只有一次，因此，我们不应该懒惰和不良的生活浪费这些年的时间是很重要的。
7·It is shameful to waste the beautiful youth.
浪费美丽的青春，是可耻的事情。
8·Don't force it, don't start too early and waste your youth.
不要给自己压力，不要过早开始并浪费你的青春。
9·If we waste our youth, we will spend the rest of our lives wishing we could be young again.
如果我们浪费我们的青春，我们将用余生希望我们能再次年轻。
10·Some consider that playing online game is a waste of time especially for the youth who ought to concentrate on their study.
有些人认为玩网络游戏是浪费时间尤其是对年轻人应该专注于他们的学习。