simile

详细解释:n. 明喻, 明喻说法

英语解释：

名词 simile:

a figure of speech that expresses a resemblance between things of different kinds (usually formed with `like' or `as')

例句：

It is not easy to make a simile go on all fours.一个比喻要完全贴切是不容易的。