structural

a.结构的；构架的

stroboscopic, strode, stroke, stroll, stroller, strolling, strong, strong language, strong-arm, strong-box, strong-minded, strong-room, stronghold, strongly, strontium, strontium 90, strop, stroppy, strove, struck, structuralism, structuralist, structurally, structure, strudel, struggle, struggle against, struggle for, struggle to one's feet, strum, strumpet, strung, strung up, strut, strychnine, stub, stubble, stubbly, stubborn, stubbornly,