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- Here's the question: Why are manhole covers round? 这个问题是：为什么下水道井盖都是圆的?
- Why are manhole cover round in shape? 点解下水道的盖是圆形的?
- Microsoft is famous for asking puzzle-type interview questions, and the most famous one is "why are manhole covers round? 微软总喜欢提出各种各样的面试问题,其中最有名的是“为什么下水道井盖是圆的?
- Why are manhole covers round? 为什么下水道的井盖是圆的?
- Microsoft is famous for asking puzzle-type interview questions, and the most famous one is “why are manhole covers round?” 微软总喜欢提出各种各样的面试问题，其中最有名的是“为什么下水道井盖是圆的？”
- "Why are manhole covers round?" 为什么下水道的井盖是圆的?
- Why is a manhole cover round? 为什么下水道的盖子是圆形的?
- Cast iron manhole covers are the best alternatives. 是铸铁井盖最理想的替代品。
- Manhole covers are also gaining popularity as lamps. 人孔盖甚至还被改造成灯。
- What's the matter? Why are you crying? 怎么回事？你为什么哭？
- Why are you poking about among my papers? 你为什麽乱翻我的文件?
- Why are you looking so lugubrious? 你怎麽看上去这样忧郁?
- Why are you always picking at me? 你为什么老是挑我的毛病?
- Other areas shall use “B” type manhole covers. 其余的人孔盖为B型人孔盖。
- Why are you still holding your tongue? 你为什么还不开口?
- Why are you nodding (your head) if you disagree? 你若不同意为什麽要点头呢?
- Stainless steel bolts and nuts shall be tightened on manhole covers. 人孔盖使用不锈钢螺栓和螺母拧紧。
- Why are you forever asking questions? 你怎麽老是问问题?
- Or the manhole cover outside your apartment? 还是你公寓外面的下水井盖?
- Why are you always biting your nails? 你为什么老是咬指甲?
