接著我们致力于找出能够减弱辐射的聚合物。
Then we got involved with trying to find polymers that attenuate radiation.
研究人员认为，手机辐射可能会刺激大脑的应激系统，使人更警觉，精神更集中，放松及入睡的能力因此减弱。
It is because cell phones affect the areas of the brain responsible for activating and co-coordinating the stress system, making it harder for people to fall asleep, researchers said.
太阳活动在过去的两年发生减弱，这正正符合了上面的实验条件，因为其减弱能大大改变影响地球的太阳辐射。
The extended collapse in solar activity these past two years may be precisely the right sort of test, in that it has significantly changed the amount of solar radiation bombarding our planet.
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