every once in a while i indulge.

偶尔我也放纵一会。

but every once in a while one of those sparks ... can start a new wildfire.

但每次产生的火花当中会有一个火花…可能引起新的火灾。

anyone who「s been to mcdonalds knows how those junky little happy meal toys pile up. periodically i clean out the toy box and toss the older ones. every once in a while he decides to dig one out.

带孩子去过麦当劳的父母都知道，那些快乐儿童餐随赠的小玩意一堆一堆的，我总会在整理玩具的时候扔掉一些废旧的，可是孩子想起来的时候就会到处找。

one way to deal with trash is periodic cleaning: every once in a while we assemble a crew to go out and pick up trash as thoroughly as our budget permits.

处理垃圾的一种方法是定期清理：每一次当我们聚集在一船员走出去，拿起了彻底垃圾作为我们预算许可。

i pull that picture out every once in a while and remember.

我不时从这个盒子里拿出这张照片，回忆往日。

ideally, you」ll work out a split shift every once in a while -- monday, mom meets up with friends; tuesday, dad has a night off -- so each of you gets support and a chance to renew.

你们最好商量出一个定期轮班的办法——例如周一妈妈出去串亲访友；周二爸爸晚上出去玩一玩——这样，你们每一个人都能得到抚慰，并重新焕发一下精神。

markets that have gone parabolic, as the ones for many commodities have, are apt to, um, consolidate every once in a while at lower levels.

呈现抛物线的市场，正如许多大宗商品那样，往往会隔一段时间就会在较低水平整固一下。

but if a class isn’t challenging you, then sit in the back, do homework for other classes, and pop your head up every once in a while to see if there’s anything worth jotting down.

但是如果一门课并不能吸引你的话，做到后面去吧，做作业。然后是不是的抬抬头看看有没有什么需要你记下来的东西。

every once in a while an airline will slather a plane or two (and sometimes more) in a custom livery that tells a story.

每过一段时间，航空公司就会为一架或两架（或者更多）飞机穿上新制服，每件彩绘都有一个故事。

i live in a dreamworld, thinking everything is wonderful, but every once in a while i snap back to reality and feel down.

我活在一个梦幻世界中，认为一切都是精彩的，但是偶尔我溜回现实世界中，我就泄气了。

yes, indulging every once in a while may have long-term heart benefits —but only when paired with a healthy diet.

没错，时常沉迷于巧克力也许对心脏有益，但只有在配合健康饮食时才有效。