white phosphorus白磷, 黄磷Phosphorus and its compounds are non renewable and non replaceable limited resources.磷是一种不可更新、难以替代的有限自然资源.Phosphorus is essential to plant growth.植物生长需要磷.red phosphorus红磷, 赤磷White or Yellow phosphor...
摘要目的观察鸡羽根 角蛋白 管作为组织工程材料的毒性作用.Objective To evaluate the toxicity of chicken calamus keratin ( CCK ) conduit as a tissue - engineered scaffold material.在这一阶段,有一簇羽枝会与中空圆柱融合在一起, 形成翮(即羽根).This stage produced a tuft of barbs f...
他机智诙谐，具有敏锐的商业头脑。He was witty, amusing and gifted with a sharp business brain.布兰德敏锐的耳朵听出了口音。Brand's keen ear caught the trace of an accent.观察敏锐的步行者可能在这一路段看到赤鹿。Observant walkers may see red deer along this stretch of ...
由此而造成的损失,由违反者承担.Losses caused as a result thereof shall be borne by the violator.违反者本网也将依法追究责任.Ben Wang violators will be prosecuted according to law.这里的意思为:甚至有水警为零星的禁令违反者签发传票.There are even water cops issuing citations ...
无论是下水道里，还是地板下面，都有许多耗子绕着它们蹿来蹿去。The rats skittered around them in the drains and under the floorboards.托尼自己盖了房子并铺设了下水管道。Tony built his own house and laid his own drains.我们蹲在水池旁，看着潜水者慢慢沉下水。We squatted beside the pool and wa...