您要查找的是不是：
- lens wavebeam guide 透镜光导管
- 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。
- Do you have soft contact lens care product? 有没有软性隐型眼镜保养用品？
- She paid her way by acting as a guide. 她当导游来维持生活。
- 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。
- iris wavebeam guide 可变光阑波导
- Don't smear the lens; I've just polished it. 别把镜头弄脏了，我刚刚擦过。
- Instinct is not always a good guide. 凭本能行事不一定都对。
- Are you suggested I am a tour guide? 你是不是建议我当导游？
- The paid his way by acting as a guide. 他当向导来抵他的费用。
- mirror wavebeam guide 镜式光导管
- wavebeam guide 波导管,光导管
- The camera lens must be screened from direct sunlight. 照相机的镜头不可受到阳光的直射。
- Mr Forster and his guide entered upon this portion of the glacier. 福斯特先生和他的向导进入了冰河地区。
- The guide drew our attention too the magnificent carved paneling. 导游把我们的注意力引向华丽的雕刻镶木上。
- A trained dog can act as a guide to a blind person. 一条经过训练的狗能够充任盲人的向导。
- Look in the TV guide to see what's on. 看看电视节目表上有什麽节目?
- A close- up lens is ideal for taking close- up picture. 近摄镜用来拍特写照片最理想。
