早餐b的英文是breakfast；午餐的英文是lunch；晚餐的英文是dinner；

breakfast：n.早餐;早饭。

lunch：n.午餐;午饭。

dinner]：n.(中午或晚上吃的)正餐，主餐;宴会。

相关介绍

There wasn't time for breakfast, so I had to go without.

没有时间吃早饭，我也只好不吃了。

There were several good bed and breakfasts in the area.

这个地区有几家不错的提供住宿加早餐的旅馆。

Let's go out for lunch ─ my treat.

咱们到外面去吃午餐，我请客。

Next time you're here let's have lunch together.

下次你到这里来，咱们一起吃午饭。

I'm afraid I made a pig of myself at dinner.

恐怕我晚餐时吃得太多了。

She invited us to her house for dinner

她请我们去她家吃晚餐。