The boys will get tired of Ann's blowing hot and cold.男孩子们对于安的出尔反尔感到厌烦.Mary Ann shot him a rueful look.玛丽·安懊悔地瞥了他一眼。Ann : It is always the dryasdust datum and numbers every day.每天都是枯燥无味的数字和数据.Ann Shapland looked puz...
New Orleans now has one elected tax assessor - instead of seven, each overseeing his own fief.新奥尔良现在有一位民选的税务稽核员, 而非再是七位各管一摊.Both major and minor nonconformities will be followed up by the assessor.审核员应该跟踪严重不合格和一般不合格项的关闭....
Methane and propane are alkanes.甲烷和丙烷是烷烃。The general uses of alkanes may be divided into three categories.烷的一般用途可分为三个方面.The straight - chain alkanes exacerbate the problem of engine " knock ".直链烷烃使机器的 “ 爆震 ” 问题更加严重....