高达40%的学生签证均已过期。Up to forty per cent of the students had overstayed their visas.有一种呛人的过期啤酒味。There was a powerful smell of stale beer.护照过期是无效的.A passport that is out of date is invalid....
从汉福德受污染的土地里渗出的有毒物质很快就在水中稀释了。The poisons seeping from Hanford's contaminated land quickly dilute in the water.我住在华盛顿的梅萨，到汉福德的直线距离约为10英里。I live at Mesa, Washington, about 10 miles as the crow flies from Hanford....
裂纹呈穿晶扩展.The crack was transgranular.在 微观 层次上,把穿颗粒断裂分为沿晶断裂、穿晶断裂和两者耦合断裂.In micro - scale , trans - grain fracture are divided into transcrystalline, intercrystalline and mix fracture of trans - grain and inter - grain.短裂纹的...