wavelength
n
1 distance between the corresponding points in a sound wave or an electromagnetic wave 波长.
2 length of the radio wave that a particular radio station uses to broadcast its programmes 波段.
3 (idm 习语) on the same wavelength => same1.
I want to extend my warmest welcome to all of you.
热烈欢迎大家。
The Swedes were the first to recognize that public official like civil servants, police officers, health inspectors or tax-collectors can make mistakes or act over-zealously in the belief that they are serving the public.