“里程碑”造句

“ 我们的工作, ” 他说到这一话题来了劲, “ 将会是科学史上的里程碑. ”
" Our work ", he continued, warming to his theme, " will be a milestone in scientific history. ”

这部著作是现代科学发展史上著名的里程碑之一.
The book stands out as one of the notable landmarks in the progress of modern science.

马以快速的 、 有规律的大步飞快地穿过一块块里程碑.
The horse stepped out with swift, regular stride, rapidly passing the milestone.