以下是几条含有天气类单词的短语,画线部分是什么含义

题目

以下是几条含有天气类单词的短语,画线部分是什么含义
1.I'm under the weather today,Don't play jokes on me (under the weather 画线) 2.Bad luck!It's raining cats and dogs,We have to stay at home.(It's raining cats and dogs画线) 3.It never rains,it pours.Our shop had only one visitor this morning.But at around 4pm we had more than twenty and a group of tourists came at the same time (It never rains,it pours.画线)

答案

be under the weather 偶感风寒,身体不适 It's raining cats and dogs. 大雨滂沱. It never rains, but it pours. 破屋又遭连夜雨.（不下则已,一下倾盆；事情总是接踵而至.）