1.not have a bean, 这个短语的含义不是指“没有一颗豆子”，其正确的含义是：没钱，穷得吃土，穷得屁股打板凳响，身无分文，一贫如洗、一穷二白、一文不名、贫病交加、捉襟见肘，囊空如洗 ，穷得叮当响，一无长物，穷得一无所有，囊中羞涩
bean 在19世纪80年代是一个俚语，指的是英国的金币。not have a bean这个习惯用语在1928年才被正式确定下来。
not have a bean 没钱；有很少的钱, 不名一文
Though working from morning till night,she didn’t have a bean.
尽管她起早贪黑，还是穷得吃土。
I don't have a bean now.How can I afford that car?
我现在一点钱没有，怎么买得起那辆车呢？
He didn't have a bean during college, and he's been something of a penny-pincher ever since.
他在大学期间没钱，从那以后，他就一直是个吝啬鬼。
He doesn't have a bean, but she's set on marrying him.
他没钱，但是她决心要嫁给他。
It's quite incredible to think that he now hasn't got a bean.
想到他现在都没有钱，真是不可思议。
When we married we hadn't a bean so we bought all our furniture second-hand.
我们结婚的时候没钱，所以我们的家具都是买的二手货。
Most people in the area are unemployed and do not have a bean to spend.
这地方的很多人都失业待岗，没钱花。
It's quite incredible to think that he now hasn't got a bean
很难相信他现在身无分文。
《柯林斯高阶英汉双解学习词典》
It doesn't cost a bean.
这一分钱也不用花。
《柯林斯高阶英汉双解学习词典》
还有其他的花式“穷”：be broke;low on cash;poor as a church mouse;on one’s uppers;live from hand to mouth,run out of dough,scrape by,make both ends meet,feel the pinch,be dirt-poor
2.be full of beans/life
精力充沛，充满活力
Jem was full of beans after a long sleep.
杰姆好好睡了一觉之后又变得精力充沛了。
The town itself was full of life and character
这个城市本身充满活力，个性十足。
This is a great holiday resort that is full of life.
这里生气勃勃，是一个绝妙的度假胜地。
His new [ fresh] enterprise is full of life and has a bright future.
他新兴的事业生气勃勃，前途光明。
Do you want a room that's full of life? Professional?
你想让自己的房间充满生机吗？还是想让房间更职业化？
高考真题- 2018 全国
In fact, she is still full of life.
事实上，她仍精力充沛。
Whenever my daughter is full of beans, I have her run around and play in our backyard.
不管什么时候我的女儿都精力旺盛，我只能让她在后院到处跑，到处玩耍。
The children were full of beans today,looking forward to their field trip.
孩子们今天充满活力，他们都盼着实地考察旅行。
类似的短语：
be full of years上了年纪
be full of hot air废话连篇，吹牛
be full of oneself自以为是
