当天气非常干燥时，可以用英文说 "the weather is very dry". 这个表达来源于拉丁语 "aridus"，意思是"干燥的"。
下面是一些例句：
"It's been a very dry summer this year."
"今年的夏天非常干燥。"
"I can't bepeve how dry my skin is after spending time in the desert."
"我在沙漠里待了一段时间，真是难以相信我的皮肤变得这么干燥。"
"The dry air makes it difficult to breathe."
"干燥的空气让人难以呼吸。"