background signalˈbækɡraundˈsiɡnəl 基本英英近义反义例句 n.本底信号;背景信号 Noun: extraneous signals that can be confused with the phenomenon to be observed or measured;
they got a bad connection and could hardly hear one another over the background signals
近义词background背景 Thereafter, thebackground signalalso develops due to interactions between protein molecules as described.此后背景信号也会因为此前提到过得蛋白间的相互作用，而得到提高。