While scientists are shedding light on natural mechanisms that work to shape species, many questions in the field are brewing on the lab-bench.
正当科学家想让物种成形的自然机制透出光来(揭示其秘密)时，这个领域的许多问题也正在实验台上酝酿着。
2
The natural sweet substance made by sufficient brewing after combination of nectar or honeydew collected from plants by bees with their own secretion.
蜜蜂采集植物的花蜜、或蜜露，与自身分泌物结合后，经充分酿造而成的天然甜物质。
3
This is a natural fermentation method with thousands of years' history. With mature brewing technology, the basic principle and method of such technology are still in use now.