正文

VOA慢速英语:'Organ Printers' Could Help Meet Demand for Transplants

2010-10-19来源:和谐英语

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1.Researchers grow cells on the scaffolding, slowly building up tissue that becomes a working organ.

build up逐步建立, 增进, 增强,使增大

例句：The pressure on the enemy is building up.
对敌人的压力在不断加强。

2.Some researchers believe that bio-printers may one day be able to print organs directly into the body.

be able to能够,有…能力,胜任,可以,会

例句：I think you ought to be able to stand on your own legs.
我认为你应该能够自立了。

3.However, Mr. Drews' study found that the reef would have had to be completely flat for the water to run off in twelve hours.

run off逃跑,流掉,进行决赛

例句：When the temperature reaches melting point, the metal runs off as a liquid and flows into special modules.
当温度达到熔点时, 金属就变成液体流出, 并注入特殊的铸模中。