名词

1. 波长
A wavelength is the distance between a part of a wave of energy such as light or sound and the next similar part.

2. 广播波段
A wavelength is the size of radio wave which a particular radio station uses to broadcast its programmes.

3. 志趣相投;观点一致
If two people are on the same wavelength, they find it easy to understand each other and they tend to agree, because they share similar interests or opinions.

1. the distance (measured in the direction of propagation) between two points in the same phase in consecutive cycles of a wave

2. a shared orientation leading to mutual understanding

e.g. they are on the same wavelength