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...
He was found desperately trying to untangle several reels of film.他被撞见拼命想要解开几盘缠在一起的胶卷。So they try to untangle what is undiscernible or to determine what belongs to each of us.所以他们企图拆开其实是密不可分的东西,并且设法区分分属我们个别的东西.He's ...