不幸的是，第一波生物技术产品在医学上所带来的诸多益处却被笼罩上了一层阴影，因为生物技术第二波在农业上的应用可能存在风险。
The many benefits of the first wave of biotech products, in medicine, have unfortunately been overshadowed by the supposed risks of biotech's second wave, in agriculture.
他是否注定要生活在姐姐的不幸经历的阴影下。
Is he doomed to live under the shadow of what happened to his sister?
不幸的是，今天详细披露有关蒙上了这项基本假设一个不确定的阴影。
Unfortunately, the details revealed today about cast an uncertain shadow over this basic assumption.
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