一、翻译：
只要人人都献出一点爱，世界将变的更加美好。
As long as everyone gave a little love, the world will become more beautiful.
二、划分成分：
1、只要：
conj. provided adv. so long as misc. as long as
例句：
· 只要给她一苹果，她就很开心。
· Just give her some apple and she blisses out.
· 你只要环顾四周，就可看到这个地区的繁荣。
· You have only to look around to see the prosperity of the district.
2、爱：
n. love ; like ; affection misc. be fond of
例句：
· 我爱你，对此你有怀疑吗?
· Do you doubt that I love you?
· 她的来信暗示了她对我的爱。
· Her letter hints of her love to (towards) me.
3、世界：
n. world ; earth ; welt
例句：
· 我们的世界仅仅是宇宙的一小部分而已。
· Our world is but a small part of the cosmos.
· 不管你喜欢与否，这个世界照样存在。
· The world exists, whether you like it or not.
4、美好：
adj. happy ; fine ; glorious ; fragrant
例句：
· 还说什么美好的假日呢!我的钱全给偷走了!
· Talk about a wonderful holiday! All my money was stolen!
· 他在信里描绘了他在中国的美好生活。
· His letters paint a wonderful picture of his life in China.