1. Make no mistake, her hard life had not knocked the spirit out of her.
    别搞错了，那艰辛的生活并没有将她的精神摧垮。

2. Marx was in poor health then, but was hard at work on the first volume of Capital.
    马克思那时身体欠佳，但他还在努力写他《资本论》的第一卷。

3. My father died from "the poor man's friend", pneumonia, one hard winter when his lung illnesses had left him low.
    肺病把我父亲折磨得虚弱不堪, 一个严冬，他死于被叫做"穷人的朋友"的疾病——肺炎。

4. Mostly to make my mother happy, I told myself (certain patterns being hard to break).
    主要是为了让妈妈开心，我对自己说（有些规矩是很难打破的）。

5. “You know, it is very hard for me to remember American names without seeing them spelled out.”
    “你知道，如果我没有看到美国人名字的写法，我就很难记住它们。”

6. “Liu,” I said in haste, “Just call me Liu. My last, no, my first name is too hard to pronounce.”
    “刘，”我赶紧说，”“叫我刘就可以了。我的姓，不，我的名字很难念。”

7. “It's hard to understand how a clever person like him could mislead people like that. It's sad.
    很难理解一个像他这样聪明的人会那样误导别人。真是糟糕。

8. Children belonged to all members of the community, and all the adults worked hard to support themselves and shared everything they had.
    孩子们属于这个社区中的全体成员，所有成人都努力工作以维持生活，并分享他们所拥有的全部东西。

9. Consequently, we work hard at the task of saving time.
    因而我们千方百计地节约时间。

10. Conscience and hard work are valued.
    良知和苦干受到推崇。