Life needs positive energy.

生活需要正能量。

A person’s life is a road with lots of difficulties and various negative emotions.

人的一生是充满困难和各种负面情绪的一条路。

Everyone will have the desperate time. Positive energy can help us go through this period of time.

每个人都有郁闷的时候。正能量可以帮助我们度过这段时期。

For example, I am sad about the exam yesterday. But an optimistic classmate encourages me to think in a good way and comfort me.

例如，我为昨天考试的事而难过。但是一个乐观的同学鼓励我往好的方面想，安慰我。

I can recover soon. But if she also is as pessimistic as me, I won’t have recovered so quickly.

我可以很快地恢复过来。但是如果她也跟我一样悲观的话，我不可能这么快恢复心情的。

Maybe I will be sad for a long time. |

也许我会伤心很久。

There are many similar things happening in our life.

在我们的生活中有很多这种类似的事情。

To live a better life, we need positive energy.

为了生活得更美好，我们需要正能量。

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作文地带知识拓展:

• Life 英 [laɪf] 美 [laɪf]】基本解释

  n. 生活，生计；生命，性命；一生，寿命；人生，尘世

  life 变化形式 复数： lives

  life 生命 life 's work 毕身成就

  来自古英语life,存在，生命，来自PIE*leip,停留，持续，词源同live,leave.比较world. 比喻用法。

  Life释义：

  the period between birth and death, or the experience or state of being alive

  寿命;生命;一生，人生;生活;性命

  Life's too short to worry about money!

  人生短暂，何必为金钱而烦恼！

  for the whole of a person's life:

  I believe marriage is for life.

  我相信婚姻是一辈子的事情。

  to be willing to die in order to defend or support someone or something:

  They were ready to give their lives for their country.

  他们已做好了为国捐躯的准备。

  a way of living or a particular part of someone's life

  生活方式;生活（的某一部分）

  her family/private life

  她的家庭／个人

  my working life

  我的职业生涯

  everything that is alive

  活物，生物

  human/marine/plant life

  人类／海洋生物／植物

  to completely change how or where you live:

  She decided to start a new life in Australia.

  她决定在澳大利亚开始新的生活。

  the period for which a machine or organization lasts

  寿命；存在周期；有效期

  The newer batteries have a much longer life.

  新一代电池的寿命要长得多。

  the quality that makes people, animals, and plants different from objects, substances, and things that are dead

  生命力，生气

  figurative I looked through the window but I couldn't see any signs of life (= people moving).

  我透过窗子向外望去，却看不到有任何人类活动的迹象。

  the quality of having a lot of energy, interest, or excitement

  活力，热情

  She's so full of life.

  她充满了活力。