speaker

n.演说者，发言者；讲某种语言的人

spasm, spasmodic, spasmodically, spastic, spat, spate, spatial, spatially, spatter, spatula, spawn, spay, speak, speak for, speak of, speak up, speak volume for, speak volumes, speak well for, speak-easy, speaking, speaking clock, spear, spear gun, spearhead, spearmint, spec, special, special agent, Special Branch, special constable, special delivery, special licence, special pleading, special school, special student, specialise, specialist, speciality, specialization,