慢速英语:With Physical Activity, No Need to Be an Olympian

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1. publish vt. 出版;发行
例句：The publishing house has published five dictionaries.
这家出版社已出版了五部字典。

2. estimate vt. 估计,估量
例句：The police estimated the number of demonstrators at about 5,000.
警方估计示威者的人数为五千左右。

3. conservative adj. 保守的,守旧的
例句：His conservative views made him unpopular.
他保守的观点使他不受欢迎。 
 
4. threat n. 威胁,恐吓
例句：Some people think that machinery is a threat to their jobs.
一些人认为机器是对他们工作的一种威胁。

5. minimize vt. 使减到最少,使缩到最小
例句：We've taken steps to minimize the losses.
我们已采取措施尽量减少损失。

6. issue vt. 发行;发布
例句：The post office issued the stamps last week.
上星期邮局发行了这些邮票。