在英文中，"不用做面包"可以用以下几种方式来表达：
"No need to make bread" 或 "There's no need to make bread"，意思是没必要做面包。
"Don't have to make bread" 或 "Don't need to make bread"，意思是不需要做面包。
这些表达方式的来源都是英语的常用表达方式，属于英语口语的一部分。
下面是一些使用这些表达方式的英文例句，并附上中文翻译：
"There's no need to make bread. We have enough food for tonight's dinner."
(没必要做面包，今晚的晚餐有足够的食物了。)
"I don't have to make bread for the picnic. Someone else is bringing it."
(我不用为野餐做面包，有其他人带来了。)
"Don't need to make bread for the potluck. I'm bringing a fruit salad instead."
(没必要为交流会做面包，我会带一份水果沙拉代替。)