你认为课堂上不积极的原因是？

The reason leading to the silence of the class?

youdao

如果我有一个伟大的日子，我是一个谁值得信贷不积极的。

If I have a great day, I am the one who deserves the credit for being positive.

youdao

动态链接器可以为每个被链接的函数做相当多的工作，所以大部分链接器都是不积极的。

The dynamic linker can do a fair amount of work for each function linked, so most linkers are lazy.

youdao

And pessimists might be those who say, "No, no. On balance, " the negative of death outweighs the positive-ness of life."

而悲观主义者可能会说，“不，不，总的来说，死亡的负面性要盖过生命的积极性“

耶鲁公开课 - 死亡课程节选

Why not think about creating positive situations ? that will help us lead happier, more moral lives?

为什么不创造积极的环境,让我们获得更快乐更讲道德的生活？

哈佛公开课 - 幸福课课程节选

When he laughed, was witty, in a merry humor, one could scarce sees his eyes, and by and by, when he was serious and positive, he opened his eyes round.

当他笑时，他是睿智的，带有令人愉快的幽默，都看不见他的眼睛了，不一会儿，他变得严肃和积极了，便圆睁着眼睛。

耶鲁公开课 - 政治哲学导论课程节选