Once up on a time they were bad children.
很久以前他们是一群坏孩子。
You go once up in the morning and then sometime the afternoon, and you go up in the evening and maybe twice in the evening.
你早上走一遍，到下午再走一遍，晚上又一遍，也许两遍。
Grandfather has promised, though, to let us come up with you once.
不过，爷爷答应过我们，让我们跟你一起上去一次。
Once back at school, children rarely get extra teaching, and are told to catch up as best they can.
一旦回到学校，孩子们很少受到额外的教育，并被告知要尽力赶上进度。
There is no reason why you couldn't live it up once in a while.
没有理由不让你偶尔尽情玩乐一下的。
We tend to meet up for lunch once a week.
我们往往会每周共进一次午餐。
You would think my own father would stick up for me once in a while.
你会认为我的亲生父亲偶尔也会支持我一下。
Keaton comes here once or twice a year to soak up the atmosphere.
基顿每年来这里一两次，感受这里的氛围。
Once he made up his mind to do something, there was no stopping him.
他一旦下定决心做什么事，没有什么可以阻止他。
I dreamed up a plan to solve both problems at once.
我想出了一个可以立刻解决这两个问题的计划。
Once they get an idea into their heads, they never give up.
他们一旦接受了某个想法，就永远不会放弃。
I fill up the tank with gasoline about once a week.
大约每个星期我加满一箱汽油。
You must come up once and see them.
你必须上来一次，看看它们。
Why did Tsinghua University once give up the rule?
为什么清华大学曾经放弃了这项规定？
Mistress Mary got up from the log at once.
玛丽小姐立刻从木头上站起来。
The dollar lost strength the way many marriages break up—slowly, and then all at once.
美元的失势就像许多婚姻的破裂一样——慢慢地，然后突然垮掉。
She sat up in bed, and was interested at once.
她在床上坐了起来，立刻产生了兴趣。
They lighted up their seven lamps, and saw at once that all was not right.
他们点起七盏灯，立刻发现东西摆放得不对劲。
Get the boat out, and we'll paddle up there at once.
把船划出去，我们马上划过去。
Once checked in, you'll undress from the waist up and wear a special robe.
报到以后，你就要脱掉腰部以上的衣物，然后穿上一件特殊的袍服。
Rules and regulations, once set up, should not be turned into a dead letter.
规章制度一经订立，不应成为一纸虚文。
And sign up to volunteer once this month.
约定好本月参加一次志愿活动。
There's more risk that expectations could rise once credit loosens up and spending accelerates.
一旦信贷放宽消费增加，通胀预期就上升的风险就会增大。
Once in Decide, look up your schedule and plan ahead.
在决定之水桶，你查找你的时间表和计划。
Next, you can create a new project once the tool is up and running.
接下来，当工具启动和运行后，您就可以创建一个新的项目了。
And, once you pick up some new skills or strengthen old ones, let people know.
然后，一旦你学会了一些新技术或者加强了固有的能力，让别人知道。
And once the time is up, reward yourself.
当截止时间到了的时候，奖励一下自己。
And once the time is up, reward yourself.
当截止时间到了的时候，奖励一下自己。
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