非常的不习惯英文怎么说

"非常的不习惯" 可以用 "very uncomfortable" 来表达。

"Uncomfortable" 是一个形容词，意思是 "不舒服、不自在"。它可以用来描述一个人或者一种状态，表示不愿意或不想经历的东西。

例句：

I feel very uncomfortable when I have to give a speech in front of a large crowd. (我在大众面前演讲时非常不舒服。)
The chair was so hard that I couldn't sit in it for more than a few minutes without feepng uncomfortable. (这把椅子太硬了，我只能坐几分钟就感到不舒服了。)