This area of forest biotechnology continues to expand, moving from tools development into more hypothesis-driven knowledge acquisition.
林业生物技术的这一领域在不断扩展，由工具的开发正进入更多的假说驱动的知识获取上。
2
The trouble is, that hope is driven mostly by epidemiologic data, which must be viewed as hypothesis-generating rather than definitive.
而问题在于，这种认识主要来自流行病学研究，这样的研究只能产生假说，却不能得出确切结论。
3
The results are the outcome from several data-driven analyses and do not test a single prespecified hypothesis and therefore must be interpreted with caution.