慢速英语:Post-War Prosperity Brings Babies, Suburban Living

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短语讲解：

1. At the same time, other changes began to take place in society.

at the same time 同时
例句：At the same time, he would meet with opposition here. 
同时，他在这儿会碰到敌人的。 

2. Today, we look at the growth of suburbs and other changes inthe American population in the years after World War Two.

look at 看
例句：Just look at this beautiful present. 
快来看看这件漂亮的礼物吧. 

3. The first census took place in seventeen ninety.

take place 举行
例句：The marriage will take place in May. 
婚礼将于五月举行。 

4. Families needed a lot of help on the farm. So it was good tohave many children.

a lot of 许多
例句：I got a lot of mail from Japan. 
我收到许多来自日本的信件。

5. In nineteen thirty-six, during the Great Depression, theaverage American mother gave birth to only two children.

give birth to 生(孩子)
例句：She gave birth to a fine healthy baby.
她生了个漂亮健康的婴儿。

6. The increase in births after the war produced what became known as the baby boom generation.

known as 被认为是,被称为
例句：A confined aquifer is also known as a pressure aquifer. 
承压含水层又叫压力含水层。 

7. In fact, the number of immigrants had been dropping for manyyears.

in fact 事实上
例句：I think so; in fact, I am quite sure.
我想如此,事实上我十分相信如此。