那些工作超时超负荷的家长可能看起来没有爱心，但也可能仅仅是太累了。

The overworked, overextended parent may be seen as unloving, but may simply be exhausted.

《柯林斯英汉双解大词典》

此外，“家庭爱心房”里的电脑扮演着不可或缺的角色，因为它为廖提供了一个宝贵的机会，可以帮助那些父母远在外地工作的孩子上网聊天。

Moreover, a computer in the "family love room" plays an indispensable role because it offers a precious opportunity for Liao to help children whose parents are working far away to chat with them online.

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志愿者凭借自己的双手、头脑、知识、爱心开展各种志愿服务活动，帮助那些处于困难和危机中的人们。

Volunteers use their hands, minds, knowledge and loving hearts to organize all kinds of caring activities, to assist those who are in times of difficulty and crisis.

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In just a moment the hearts are gonna start flowing from bottom to top and the cookies are gonna start moving left and right and they seem to be somewhat synchronized with the music, perhaps based on trial and error by the student who implemented this one.

刚刚那一刻，那些爱心们从底部上浮到顶部,饼干人则向左向右移动,它们似乎都随着音乐的律动而变化着，也许这是那个制作该动画的同学,不断尝试的结果。

哈佛公开课 - 计算机科学课程节选