Bacteria are sosmall that a single round one of acommon type is about1/25,000 of an in ch across when thesebacteria aremagnified 1,000 times, they look only aslarge as apencilpoint.
细菌是这样小，一种普通类型的圆形细菌直径大约只有1/25，000英寸。 这种细菌放大一千倍看起来也只有铅笔尖那么大。
Bacteria are sosmall that a single round one of acommon type is about1/25,000 of an in ch across when thesebacteria aremagnified 1,000 times, they look only aslarge as apencilpoint.
细菌是这样小，一种普通类型的圆形细菌直径大约只有1/25，000英寸。 这种细菌放大一千倍看起来也只有铅笔尖那么大。
应用推荐