在所有简单无害的娱乐项目背后都隐藏着危险，特别是对儿童而言。Under all the innocent fun, there are hidden dangers, especially for children.该行业一直在努力开发一些可以替代这些气体的无害物质。Industry has been working at developing harmless substitutes for these gases.棕榈油对环境无害。...
Plagues aside, many critics see xenotransplantation as a colossal waste of resources.除了疫病外, 许多批评家把异种移植看作是资源的巨大浪费.Plagues were for merly regarded as a visitation of God.瘟疫从前被认为是上帝的惩罚.Europe suffered many plagues in the Mi...
My girlfriend Lynn and I eloped.我和女友琳恩私奔了。In 1912 he eloped with Frieda von Richthofen.1912年，他和弗丽达·冯·里希特霍芬私奔了。My girlfriend Lynn and I eloped...我和女友琳恩私奔了。The couple eloped last night.昨晚上他们俩私奔了....
The synthesis methods of magnesia - alumina spinel are electro - fusion and sintering process.镁铝尖晶石的合成方法有电熔法和烧结法.Township enterprises have a paper, agricultural machinery bearings, magnesia and other plants.乡镇企业有造纸 、 农机轴...