VOA慢速英语:The Progress in Fighting AIDS

短语讲解：

1. The device is used to count a disease-fighting white blood cells called the CD4 cell.

be used to 习惯于，适用于
例句：A kind of plastic stuff is used to make the plates. 
这些盘子是用一种塑料制造的. 

2. She is not involved in Mr Bashir's research, but she says combining processing and identification in one chip is more helpful than other CD4 counters in development.

involve in 使参与[陷入，牵扯到]
例句：Do you involve in the copyright affair?
你参与著作权的事务了吗？

3. A lot of people just look at the detection side.

look at 看; 评判; 审视
例句：Look at our verse today.
看我们今天的章节。

4. Ms Cheng says it will be at least a few years before any of those devices is available on the market.

at least 至少
例句：Read at least 30 books.
至少读30本书。

5. The way that we make a device in a lab is very different from industrial manufacturing processes.

be different from 与…不同; 不同于
例句：May your destiny be different from her.
希望你的命运和她不同。