| 1. | The door was held open by a doorstop .
那门用了门碰头，一直开着。 |
| 2. | Contrary to popular belief , old pentium computers are not just good for doorstops and footrests
老式奔腾机并不只是堵门搁脚的垃圾，它们仍可用来计算！ |
| 3. | It only has a few hundred cycles - - from charged to empty - - before it starts to resemble a very expensive doorstop
电池一般只能反复充电几百次，过了这个极限它就会像旧门簧一样无法工作了。 |
| 4. | A better way to keep intruders out is a doorstop that screws into the floor , making it nearly impossible to open the door further
抵挡住入侵者更好的一个方法是在在门上装上一只门阻器，这样门不会进一步打开。 |
| 5. | Peter ackroyd has written more than two dozen books , both fiction and non - fiction , short and long ( his “ dickens ” is as good a doorstop as any )
彼得.埃克罗伊德写过二十多部小说和非小说作品，既有短篇，也有长篇（他的《狄更斯》就像其它相关入门级作品一样的出色） 。 |
| 6. | Louis vuitton hatbox brought $ 54 , 000 compared with an estimated price of $ 100 to $ 200 , and a doorstop valued at just $ 60 to $ 80 fetched $ 4 , 800
一个估价为100到200美元的“路易斯?威登牌”帽盒拍出了5 . 4万美元的高价，而一个仅值60到80美元的制门器居然也卖到了4 . 8万美元。 |
| 7. | Here we use robotically - controlled micromanipulators and extremely sharp glass needles to machine the aerogel , and extract tracks in tiny doorstop - shaped wedges of aerogel that we call " keystones "
在此我们用自动控制的显微操作器和极其尖锐的玻璃针来加工气凝胶，并取出含有轨迹的一小块楔形凝胶，我们称之为“楔石” 。 |
| 8. | Mr . porter ' s three major books on economic and corporate competitiveness are footnote - filled doorstop tomes , but roughly a half a million copies have been sold . his instructional videos sell like hotcakes
波特先生的三本主要关于经济与企业竞争力的书充满注解，既重且厚可做挡门砖，可是大约50万册已经售出。他的录像带教材极为抢手。 |
