1.such as 例如；譬如；诸如

What about future steps such as euro bonds?
诸如欧元联盟之类的未来计划怎样？

Imaginary problems such as these are usually hiding real ones.
像这样的臆想的问题通常隐藏真实性的。

2.concentrate on 专心于，把思想集中于

Filter out the noise and nonsense. Only concentrate on what you deeply desire.
过滤掉噪音和胡言乱语，只全神贯注于你内心深处的向往。

Most concentrate on wine bottled in the past 50 years.
多数基金集中投资过去50年中装瓶的品种。

3.slow down 慢下来;生产缓慢

But some experts think construction may slow down.
但是一些专家认为铁路建设会放慢速度。

Whenever children may be in the area, slow down.
在有可能存在孩子的地区，放慢速度。
4.heart rate 心率

Heart rate monitoring is a flawed science.
心率监测是一门有缺陷的科学。

Feeling my heart rate go sky high, I reddened.
感觉我的心跳得天一样高，我脸红了。