I see my role as being a catalyst for change.我认为我的角色是促成变革。A catalyst is a substance which speeds up a chemical reaction.催化剂是一种能加速化学反应的物质.It acts as a catalyst in the process of fermentation.它在发酵过程中起触媒的作用....
Aspirin is synthesized through O - acylating reaction from acid and anhydride acid with anhydrous carbonate as catalyst.以水杨酸和乙酸酐为原料,采用无水碳酸钠作为催化剂经O - 酰化反应合成了阿司匹林.In 2002, we develop Photo - catalyst & electronic Ionizer A...
初步理论表明视网膜至视交叉上核间有一通道.Initial theories suggested a pathway from the retina to the suprachiasmatic nucleus.大脑研究表明引导视交叉上核的神经元5-羟色胺功能有损伤.Brain studies suggest that there is impairment serotonin function in neurons leading to...
A thin layer of topsoil was swept away.薄薄的一层表土被冲走了。The topsoil has been almost completely washed away.表层土壤已差不多完全给冲走了.This causes environmental damage when the topsoil is washed away by the rains.雨水冲走表层土壤会造成环境破坏。...