Storing a mattress rolled up with the valve closed affects the rate of inflation, and long-term storage in a stuff sack can cause mildew.

阀门关闭并卷起气垫储存影响再充气的速度，长时间的在收藏袋里储存会导致发霉。

I'm sure we ate our little sack lunches, played on the swings, slid down the slide - typical six-year-old stuff.

可以肯定一点的是，我们就吃一点午饭，然后就荡秋千，滑滑梯——都是六岁孩子的游戏。

After dinner, he asked Molly to tell him about the stuff in the sack.

晚餐后，他让莫利告诉他关于袋子里物品的故事。

Don't stuff the sack too full or it'll burst.

别装得太多，把口袋撑破了。