1. The surface of the moon is pitted with craters.
    月球表面因有环形山而变得坑坑洼洼。

2. The managers want to pit the champion against John.
    经理人想让冠军与约翰比赛。

3. His face is pitted with smallpox.
    他的脸因天花而留下疤痕。

1. Dig a pit and bury the garbage.
    挖一个坑把垃圾埋了。

2. He worked all his life down the pit.
    他一生都在矿坑中工作。

1. 凹坑：磁盘阵列技术的产生...CD-R采用一次写入技术,刻入数据时,利用高功率的激光束反射到CD-R盘片,使相应部位的染料层发生化学变化,形成一个凹坑(pit激光没有打到的地方仍然是平面(land).

2. 凹痕：记录时从半导体雷射出的光束经过准直镜片(collimator lens)转换成平行光,接著利用对物镜片收敛光束,并照射至光碟片上的有机色素膜层(DVD±R)或是相变化膜层(DVD±RW、DVD-RAM),使被照射部位局部加热产生光束性反射率凹痕(pit),藉此方式变化记录资料,

3. 凹洞：大部分人造湿地包括水库、水田、湖泊、凹洞(pit)以及因采矿所挖掘的坑洞;或是因道路、灌溉系统、河/海堤及其他建筑工程,造成排水不良的区域,也有可能会演变为湿地.

4. pit：phase transition temperatures; 相转变温度

5. pit：periodic interrupt timer; 周期中断计时器

6. pit：product integrity test; 产品整合测试

7. pit：programmable internal timer; 可编程内部计时器

1. 煤矿；矿井
    A pit is a coal mine.

    e.g. It was a better community then when all the pits were working.
           所有的煤矿都在开工的那个时候，这个社区的情况要更好一些。

2. （地面的）坑，洼；（地下的）穴，洞
    A pit is a large hole that is dug in the ground.

    e.g. Eric lost his footing and began to slide into the pit.
           埃里克一脚踩空，开始往坑里滑。

3. （挖出沙砾或黏土后留下的）坑，窑
    A gravel pit or clay pit is a very large hole that is left where gravel or clay has been dug from the ground.

    e.g. This area of former farmland was worked as a gravel pit until 1964.
           这块过去曾是农田的地1964年前一直被用作沙砾坑。

4. 使相斗；使对立；使竞争
    If two opposing things or people are pitted against one another, they are in conflict.

    e.g. You will be pitted against people who are every bit as good as you are...
           你将和与你势均力敌的对手展开竞争。
    e.g. This was one man pitted against the universe.
           这是一个人挑战整个宇宙。

5. （赛车道旁的）检修加油站
    In motor racing, the pits are the areas at the side of the track where drivers stop to get more fuel and to repair their cars during races.

    e.g. He moved quickly into the pits and climbed rapidly out of the car.
           他迅速进入检修加油站，飞快地爬出赛车。

6. 极糟糕的情况
    If you describe something as the pits, you mean that it is extremely bad.

    e.g. Mary Ann asked him how dinner had been. ''The pits,'' he replied.
           玛丽·安问他晚餐怎么样，他回答说：“糟透了。”

7. （水果或蔬菜的）核
    A pit is the stone of a fruit or vegetable.

8. see also: pitted;fleapit;orchestra pit;sandpit

9. 与…斗智
    If you pit your wits against someone, you compete with them in a test of knowledge or intelligence.

    e.g. I''d like to pit my wits against the best.
           我希望同最优秀的对手斗智。

10. 胸口；心窝
    If you have a feeling in the pit of your stomach, you have a tight or sick feeling in your stomach, usually because you are afraid or anxious.

    e.g. I had a funny feeling in the pit of my stomach.
           我心头有种怪怪的感觉。

11. a bottomless pit -> see bottomless