multiple refleetion的用法和樣例：
例句
- A particularly troublesome type of multiple produces the coherent noise known as singing.
一種特別傷腦筋的多次反射引起同相干擾，這種干擾稱(chēng)為鳴震。 - This light is a result of light rays being reflected multiple numbers of times by many objects in the ambience.
這是由于環(huán)境中不同的多種物體對光線(xiàn)多次反射后形成的結果。
