Books and articles on the subject have proliferated over the last year.过去一年以来，论及这一问题的书和文章大量涌现。Influenza proliferated throughout the country.流感在全国蔓延.When the cells were then shifted to an enriched medium, the mutant cells...
The scales registered a gain of 1.3 kilograms.称重显示增加了1.3千克。2 kilograms of rice2公斤大米Every tonne of coal contains, on average, 30 kilograms of nitrogen.每吨煤平均含30公斤氮....
这主调接着由横笛合奏.The melody is next taken up by the flutes.或是横笛小小的声名.Or fife's small fame.他们发上的花朵已经褪色枯萎了, 他们横笛里的音调也显得乏倦.The flowers in their hair are pale and faded; the notes are languid in their flutes....
每次都用连音作为新一轮的开始.All of this should be done in tempo.2在口琴上吹奏连音和顿音.Legato and staccato on the harmonica.第三部分是连音.The third one is about connected speech....