我决定戒烟用英语怎么说

"I have decided to quit smoking" 是表达 "我决定戒烟" 的常用英文句型。

来源：这个句型是由动词 "decide" 和 "to quit smoking" 的动词短语组成的。"Decide" 意思是 "决定"，而 "to quit smoking" 的意思是 "戒烟"。

一些例句及其中文翻译如下：

"I have decided to quit smoking for the sake of my health." (我已经决定为了我的健康而戒烟了)
"After much consideration, I have decided to quit smoking once and for all." (经过多方考虑，我已经决定彻底戒烟了)
"I have decided to quit smoking, but it's not going to be easy." (我已经决定戒烟，但这不会是一件容易的事)