That is a lesson to us: we must take rules seriously.
这对我们是一个教训：我们必须认真对待规则。
I hope this will be a lesson to you hereafter, to put your things away when you finish.
我希望这将成为你以后的一个教训，完成事情后把你的东西收好。
If only my misfortune might serve as a lesson to disobedient boys who refuse to study!
要是我的不幸能给那些不听话、不肯学习的男孩们一个教训就好了！
This is an unfortu- nate oversight on our part and a lesson to us.
不幸这是我方的疏忽，也是一个教训。
That should be a lesson to politicians: don't assume you know what the voters think.
这应该是对政客们的一堂课：不要认为你知道选民们是怎么想的。
Let that be a lesson to you. Never trust anyone who offers you something for nothing.
记住前车之鉴，决不相信那些无缘无故给予你帮助的人。
This also serves to the user or developer as a lesson to write more secure code next time around.
这样也会帮助使用者和开发者下次能够据此问题写出更安全的代码。
Every mom has a favourite quote and a special tone to scold or teach a lesson to their recalcitrant kids.
每个母亲都有自己一套教训小孩的说辞和口气。
It is hard to know whether to weep or shout for joy now that it has arrived - probably both - but it is a lesson to the world.
而今天它竟已然到来，令人不知该为之落泪还是该为之欢呼——也许两者都要吧——全世界都应该从中有所领悟。
I hope it will be a lesson to you to make no more rash journeys on these hills, 'cried Heathcliff's stern voice from the kitchen entrance.
“我希望这是对你的一个教训，以后别再在这山间瞎逛荡。”从厨房门口传来希刺克厉夫的严厉的喊声：“至于住在这儿，我可没有招待客人的设备。”
Some accounts tell of how the Celts would burn someone at the stake who was thought to have already been possessed, as sort of a lesson to the spirits.
一些帐户告诉凯尔特人如何将燃烧在谁被认为已经拥有的股份的人，作为一个教训排序的精神。
But I think that if there is a lesson to be learned in this article, it's that we really need to take the time to analyze how we're spending the bulk of our waking time.
但是我认为，如果在这篇文章里要学到什么的话，那就是——我们的确需要花时间来分析为什么我们要浪费这么多时间。
To those educationists who disapprove of testing, let Myers be a lesson to you, and to me, as I sit down in her new office (passing five girls waiting nervously outside the door).
对于那些不赞成考试的教育家来说，Myers不仅给他们，也给当时坐在她办公室的我上了一课。(我走进她办公室时，有五个女孩紧张的在门外等着。)
Unless we want to be canaries in the coal mine of each new addiction—the people whose sad example becomes a lesson to future generations—we'll have to figure out for ourselves what to avoid and how.
（注释3）如果不想成为新诱惑的祭品——为后代提供伤心的例子——我们就得靠自己——明白逃离的对象和方法。
It took years for the Army to hit on a workable strategy for the woodpecker—a lesson that is informing its conservation work today.
军方花了数年的时间才想出一个可行的啄木鸟保护策略——这一教训如今正影响着他们的保护工作。
It always takes the class a while to settle down at the start of the lesson.
那个班一上课总得过一会儿才能安静下来。
With all the lesson preparation I have to do I work 12 hours a day.
加上必须的备课在内，我每天工作12个小时。
He wanted to teach her a lesson for showing him up in front of Leonov.
他因她在列昂诺夫面前使他难堪而想教训她一顿。
We should learn a lesson from our mistakes so as to be a better person in the future.
我们要从错误中吸取教训，以便在将来成为更好的人。
In schools, teachers and pupils alike often assume that if a concept has been easy to learn, then the lesson has been successful.
在学校里，老师和学生都认为如果很容易学会一个概念，那么这堂课就是成功的。
Forcing a child to behave morally may prevent her from internalizing the lesson you're trying to impart.
强迫孩子按道德行事可能会妨碍她将你试图传授的教训内化。
The main difference is that you participate in a lesson whereas you just listen to a lecture.
主要的区别是你参加了一门课程，而你只是听了一节课。
One day while I was busy writing a poem during a geography lesson, I looked up to find the teacher standing over me, fuming with anger because I was not paying attention.
一天地理课上，我正忙着写诗，抬头一看，老师就站在我旁边，因为我没注意听讲很是生气。
Her patience with our failings and fickleness and her willingness to give us a second chance are a daily lesson in gratitude.
她对我们的失败和反复无常的耐心，以及她给我们第二次机会的意愿，让我们每天都学会感恩。
That's a powerful lesson on how important it can be to accurately communicate to each other.
这是一个强有力的教训，告诉我们准确地相互沟通是多么重要。
You lied to make your son feel better, but you missed a good chance to teach him a life lesson.
你撒谎是为了让儿子感觉好一些，但却错过了一个给他上一堂人生课的好机会。
What's amazing is that Beth hasn't ever been to a drum lesson.
令人惊讶的是，贝丝从未上过鼓课。
We'll also have a special lesson from a guest cartoonist, who will teach us how to draw cartoons.
我们还将有一个特别的课程，由客座漫画家主讲，教我们如何画漫画。
We'll also have a special lesson from a guest cartoonist, who will teach us how to draw cartoons.
我们还将有一个特别的课程，由客座漫画家主讲，教我们如何画漫画。
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