VOA慢速英语:New Technology Helps Move Hearts(翻译)

短语讲解：

1. But only about 2,500 are able to have the operation.

be able to 能够
例句：They may be able to help with childcare so that you can have a break
他们可以帮忙照料孩子，这样你就可以歇一歇了。

2. He notes that because of the difference in numbers, not all patients on the transplant list will live.

because of 因为，由于
例句：It is mainly because of my fault.
这主要是由于我的过错。

3. Those traveling with the heart watch it closely to make sure it is in the best possible condition for transplantation.

make sure 把事情弄清楚，核实或查明某事物
例句：I make sure I make time for fishing because it's how I de-stress.
我一定会腾出时间去钓鱼，因为这是我减压放松的方法。

4. “I absolutely think it’s a great opportunity to improve the preservation technology for hearts and other organs, and will only stand to benefit patients in need of replacement organs in the future.”

in need of 需要
例句：I care about the school buildings in need of paint.
我关心学校的建筑物需要粉刷。