您要查找的是不是：
- The children were playing in the sand pit. 孩子们在沙坑中玩耍。
- This lens can magnify 20 diameter. 这个透镜能放大20倍。
- Some adjustment of the lens may be necessary. 可能有必要调节一下镜头。
- Many coal-miners were imprisoned in a pit accident. 在一次塌方事故中，许多矿工被压在了井下。
- Do you have soft contact lens care product? 有没有软性隐型眼镜保养用品？
- He uses lens to make things appear clearer. 他用镜片以便看东西更清楚些。
- The lens is often used to make telescopes. 镜片常被用来做成望远镜。
- The managers want to pit the champion against John. 经理人想让冠军与约翰比赛。
- Don't smear the lens; I've just polished it. 别把镜头弄脏了，我刚刚擦过。
- The managers want to pit the champion against an unknown. 经理们想让冠军与一名未成名的选手比赛。
- A hole or pit, especially one in a road surface. 坑洞尤指路面上的涡穴或坑洞
- The camera lens must be screened from direct sunlight. 照相机的镜头不可受到阳光的直射。
- A close- up lens is ideal for taking close- up picture. 近摄镜用来拍特写照片最理想。
- In this operation the surgeons implant a new lens (in the eye). 医生在这次手术中给病人(眼球)植入了新的水晶体。
- Don't believe what he says. He's trying to dig a pit for you. 不要相信他的话。他在算计你。
- He felt an aching feeling in (the pit of) his stomach. 他胃疼。
- lens pit 晶状体凹
- I've got quite used to working in the pit. 在矿井工作我已经很习惯了。
- The gunsight has an infrared lens for night vision. 射击瞄准器装有用于夜间视力的红外线镜头。
- Just as a double convex lens enlarges, so a double concave lens reduces. 正象双凸透镜可以放大那样，双凹透镜也可以缩小。
