e.g.This book,(which deals)dealing with English composition,was written by a professor. This book,written(which is written)in simple English,is suitable for beginners (2)Translate the sentence into Chinese. 太阳光照射大气层的顶部，径直透过数英里的大气层，温暖着地球的表面。 9.However,the atmosphere is not quite as transparent to infrared radiation as it is tovisible light ()transparent:ad.easily seen through or detected;obvious透明的 e.g.the greenhouse was transparent,so the children can see the plants growing. (2)visible::ad.that can be seen,noticeable to the eye可以看见的 e.g.The comet should be visible to the naked eye This star is not visible to the naked eye. visible-visibility,ability,capability,responsibility (3)Meaning:The atmosphere is clearer to visible light than that to infrared radiation (4)Translate the sentence into Chinese. 然而，大气层对红外线来说并不像它对可见光那样透明。 10.Less heat is lost at night,for that reason,than would be lost if carbon dioxide were not present in the atmosphere. (1)"if carbon dioxide were not present in the atmosphere"is in a subjunctive mood. (2)Translate the sentence into Chinese. 因此，在夜间失去的热量要比在大气中没有二氧化碳的情况下失去的要少。 11.Each year since,the concentration has crept upward and it now stands at 0.0340 percent. ()creep,move or advance slowly and quietly缓慢地行进，潜行 e.g.The traffic was creeping along at a snail's pace. I crept up the stairs,trying not to wake my parents. (2)Meaning:Since 1958,every year the gathering of carbon dioxide has increased and now it was about 0.0340 percent. (3)Q:What's the function of"creep upward"? e.g. This book, (which deals) dealing with English composition, was written by a professor. This book, written (which is written) in simple English, is suitable for beginners. (2) Translate the sentence into Chinese. 太阳光照射大气层的顶部，径直透过数英里的大气层，温暖着地球的表面。 9. However, the atmosphere is not quite as transparent to infrared radiation as it is to visible light. (1) transparent: adj. easily seen through or detected; obvious 透明的 e.g. the greenhouse was transparent, so the children can see the plants growing. (2) visible: adj. that can be seen; noticeable to the eye 可以看见的 e.g. The comet should be visible to the naked eye. This star is not visible to the naked eye. visible-visibility, ability, capability, responsibility (3) Meaning: The atmosphere is clearer to visible light than that to infrared radiation. (4) Translate the sentence into Chinese. 然而，大气层对红外线来说并不像它对可见光那样透明。 10. Less heat is lost at night, for that reason, than would be lost if carbon dioxide were not present in the atmosphere. (1) “if carbon dioxide were not present in the atmosphere” is in a subjunctive mood. (2) Translate the sentence into Chinese. 因此，在夜间失去的热量要比在大气中没有二氧化碳的情况下失去的要少。 11. Each year since, the concentration has crept upward and it now stands at 0.0340 percent. (1) creep v. move or advance slowly and quietly 缓慢地行进，潜行 e.g. The traffic was creeping along at a snail’s pace. I crept up the stairs, trying not to wake my parents. (2) Meaning: Since 1958, every year the gathering of carbon dioxide has increased and now it was about 0.0340 percent. (3) Q: What’s the function of “creep upward”?