When someone asks, "What are you working on?," you stumble, because it is hard to explain.(當有人問“現在在忙什么”時，你不知怎么回答，因為這很難解釋。)

Toyota captured the top spot from GM in 2008, only to stumble on quality as it rushed for quantity.(2008年，豐田從通用手中奪過頭名，怎料卻在急于提高數量時，被質量所羈絆。)

You don't want him or her to stumble on your blog accidentally and find that you've been Posting 1,000-word stories throughout the day when you should be working, says Mr. Schawbel.(施瓦貝爾稱，不要讓老板無意中讀到你的博客，發現你花了一整天時間寫了一篇1,000字的博文，而這個時間你本應該在工作。)

Thus Christ is being rejected by the overwhelming majority of humanity today. As a result, men stumble on in spiritual darkness blindly toward destruction, judgment, and hell.(因此，現今絕大部分人都不接受基督，徘徊在屬靈的黑暗中盲目走向毀滅、審判和地獄。)

In a short story, two teenagers stumble on a police torture chamber, growing fascinated, then bored.(在他的一個短篇里，兩個少年意外撞見警察的酷刑室，為它著迷，接著失去興趣。)

Without a sober mind, even the fastest footsteps can go awry; without the correct direction, one can stumble on the the most level path.(沒有清醒的頭腦，再快的步伐也會走歪；沒有正確的方向，再平的道路也會摔跤。)

At Stanford University, researchers stumble on a possible answer.(在斯坦福大學，研究人員偶然在一個可能的答案。)

Rarely will the Ancient Egypt they stumble on look like the Ancient Egypt of textbooks.(他們遇到的古埃及人和課本里的古埃及人相同的機會微乎其微。)

I am glad to have stumble on your blog.(我很高興有蹣跚在你的博客上。)

Rare companies like YouTube show what happens when entrepreneurs stumble on the right idea at just the right time, but I suspect that most companies miss the time window slightly and have to adjust.(很少有公司像YouTube一樣，在合適的時機找到合適的商業想法并付諸實施。我懷疑，大部分的公司都會輕微的錯失時機，不得不作出相應的調整。)