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...
墙上出现了裂缝，一扇门卡住打不开了。Cracks appeared in the wall and a door jammed shut.机器老是卡住，马达隔不了几分钟就突然熄火。Every few minutes the motor cut out as the machinery became jammed.土粘在犁铧上，卡住了犁。The soil sticks to the blade and blocks the plough....
'Thanks very much anyhow.' — 'It's a pleasure.'“无论怎样，非常感谢。”——“别客气。”VIPs will adore you March 3, thanks to Venus conjunct Uranus.3月3日, 由于金星和天王星在一起,大人物会喜欢上你.She closed with a gracious speech of tha...
B组之间输血率、术后感染率均有显著性差异(PThe transfusional rate and polstoperative infection arte had significant difference between A and B group. (PB组之间输血率、术后感染率均有显著性差异 ( P...
他自己的手里还拿着放炮的火绳杆.He had still the linstock of his gun in his own hand.十二个人,全副装备, 每人都配了枪架和火绳枪.Twelve men all equipped, having each his rest and his matchlock.下面, 角落里, 堆着鸟枪, 步枪, 和火绳枪.While underneath, in a corner, were fowl...