器官移植者患癌率翻倍

短语讲解：

1. Cancer growth is often triggered by viruses, and the body’s immune system helps keep those viruses in check.

keep in check抑制,约束,制止,牵制; 防止蔓延
例句：We should keep inflation in check.
我们应该使通货膨胀受到抑制。

2. The cancers sometimes showed up in the transplanted organ.

show up显而易见; 使显示出
例句：Her wrinkles showed up in the strong sunlight.
强烈的阳光使她脸上的皱纹更明显了。

3. “And this is seen in immuno-compromised people, and it's due to a virus, Epstein-Barr virus," Engles says.

due to由于，因为
例句：Her absence is due to illness.
她因病缺席。

4. And we saw a very elevated risk for this cancer, particularly among lung recipients, and we think that that high risk might relate in part to the fact that those people receive especially intense immune suppression.

relate to同…有…关系
例句：The unemployment figures are not necessarily related to the rise in prices.
失业的数目同物价的上涨并没有必然的联系。

5. Even though transplant patients may face a doubled risk of cancer, Engles says it must be put into the context of other transplant risks - including organ rejection and infection - and the procedure’s benefits.

put into使处于某种状态
例句：The regulations have been put into practice on a trial basis.
这些规定已开始试行。