Air inside an alveolus gives oxygen to blood and receives carbon dioxide from blood.肺泡里的空气给血液供氧,同时接收血液里的二氧化碳.Through this incision, the abdominal cavity is distended with carbon dioxide gas...二氧化碳气体通过这个切口进入，造成腹腔肿胀。Methan...
The two principal combustion products are water vapor and carbon dioxide.两种主要的燃烧产物是水蒸气和二氧化碳。Mars has an insubstantial atmosphere, consisting almost entirely of carbon dioxide.火星的大气层极其稀薄，几乎全部由二氧化碳构成。Carbon dioxide is a ne...
在纪录片《与恐龙同行》中可以看到最新的、更加生动的电脑特效技术。Recent, more dramatic use of CGI was seen in "Walking With Dinosaurs".他预见自己在同行中将无人可及。He sees himself going right to the top of the tree.精神治疗师们经常幸灾乐祸地批评自己的同行。Psychotherapists often take a p...
The greatest dangers of pyroclastic avalanches are probably heat and suffocation.火成碎屑崩落的最大危害可能是炽热和窒息作用.Avalanches poured down on the tracks and rails were spread.雪崩压满了轨道,铁轨被弄得四分五裂.To prevent avalanches, Park Rangers and ...