波导

waveguide; wave conductor; wave channel

传播

spread; transport; transfer; travel; run; carry; pass; communicate; export; disseminate; publicize; propagate; broadcast; transmit; circulate; promulgate; diffuse; retail; disperse; permeate; break; go around; get around; bandy about; bandy around; peddle; bruit; project; ripple; flow; fly; sow; purvey; spread wings; transmission; contagion; currency; dispersion; dispersal; epidemic; dissemination; along