“速率”造句

书籍以一星期两本的速率从印刷机印出.
Books roll off the printing machine at the rate of two a week.

一辆汽车开足了一九三○年新纪录的速率从后面追上来,眨眨眼就一直往前去了.
A motorcar roared up behind him and flashed past.

叶片的光合作用速率与产量的关系不大.
Rates of leaf photosynthesis have little relationship to yield.

• #速率