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- Hansen says a safe atmospheric concentration level was passed 20 years ago. 汉森说,大气密度的安全标准20年前就已超过了。
- In the following graph the effect of the atmospheric concentration of CO2 on the photosynthesis rate in plants C3 and C4 is observed. 在下图里,观察C3和C4植物之大气中的CO2浓度对光合作用速率的影响。
- The meeting is gone on in very friendly atmosphere. 会议在非常友好的气氛中进行。
- That film creates an atmosphere of menace. 那部影片营造出吓人的气氛。
- Danger lurked in the atmosphere. 氛围中隐藏着危险。
- The plants drink in moisture from the atmosphere. 植物从大气中吸取水分。
- The atmosphere over dinner was warm and friendly. 用餐时洋溢著热情友好的气氛。
- The atmosphere was reminiscent of spy movies. 那气氛使人联想起间谍电影。
- The atmosphere is really festive and friendly. 气氛真是欢乐而友好。
- The atmosphere of the city is very much polluted. 那个城市的空气受到严重污染。
- The talk was conducted in a cordial atmosphere. 会谈是在热情友好的气氛中进行的。
- His area of concentration is nuclear physics. 他的专门研究范围是原子物理学。
- The ancient palace has a lot of atmosphere. 这座古老的宫殿很有魅力。
- The peoples are in a festal atmosphere. 各族人民都沉浸在节日的气氛之中。
- Petrol fumes from car engines poison the atmosphere. 汽车引擎排放的汽油烟气毒化着大气。
- The drug affects one's power(s) of concentration. 这种药影响人精神不能集中。
- Greenhouse gases are indispensable to mankind, but the problem mankind is faced with is the ever-increasing atmospheric concentrations of greenhouse gases. 室温气体是人类不可缺少的,但人类面临的问题是。
- Atmospheric concentrations of methane have more than doubled in the last two centuries.Blame for this often focuses on big industries and gas-guzzling vehicles. 在过去的两个世纪里,甲烷在大气中的浓度增加了一倍多,人们常常将此归罪于大工业和汽车。
- There is a concentration of people in big cities. 大城市人口集中。
- Nitrogen forms about 78% of the earth's atmosphere. 氮约占地球大气的百分之七十八。