It's not worth it,though和what's the point in翻译及用法

这两个主要就是worth和point的用法了.1.它不值这个价,尽管
2在.中的要点是什么?
worth形容词 a.[F]
1.有(...的)价值,值...
This necklace is worth 1,000 US dollars.
这条项链值一千美元.
2.值得(做...)
That novel is not worth reading.
那部小说不值得一读.
The exhibition is worth a visit.
这展览值得一看.
3.拥有...价值的财产的
名词 n.[U]
1.价值
This research project is of great worth.
这一研究项目很有价值.
2.值一定金额的数量
He keeps in the safe $3 million worth of diamonds.
他在保险箱里放着值三百万元的钻石.
3.【古】财富
名词 n.
point1.尖,尖端,尖头[C][(+of)]
Do you have a pencil with a sharper point?
你有尖一点的铅笔吗?
2.(空间的)一点,处,地方,位置[C]
3.特点,特征[C]
Dancing is not her strong point.
她不擅长跳舞.
4.(时间上的)一点,(特定)时刻;瞬间[C][U]
5.分数;(比赛等的)得分[C]
In the game we got ten points while the Medical School got only three.
比赛中我们得了十分,而医学院只得了三分.
6.思想;论点[C]
7.要点;中心思想[the S]
He missed the whole point of my speech.
他完全没抓住我讲话的要点.
8.意义;目的;用途[U][(+in/of)]
There is no point in complaining.They can't do anything to help you.
抱怨于事无补;他们没办法帮助你.
9.【数】点;小数点;标点[C]
10.一小点,斑点[C][(+of)]
11.岬[C]
12.(电的)接触点;【英】插座