Lunar craters can be plainly seen with the aid of a small telescope.
借助小型望远镜可以看清月球上的环形山。
Lunar craters are craters on Earth's Moon. The Moon's surface has many craters, almost all of which were formed by impacts.
英汉双解词典包含3607232条英汉词条,基本涵盖了全部常用单词的翻译及用法,是英语学习的有利工具。