strong-room

n room, eg in a bank, with thick walls and a sturdy door, where valuables are kept （银行等中放置贵重物品的）保险库.

striped, stripling, stripped, stripper, stripy, strive, strive for, strobe light (also strobe), stroboscope, stroboscopic, strode, stroke, stroll, stroller, strolling, strong, strong language, strong-arm, strong-box, strong-minded, stronghold, strongly, strontium, strontium 90, strop, stroppy, strove, struck, structural, structuralism, structuralist, structurally, structure, strudel, struggle, struggle against, struggle for, struggle to one's feet, strum, strumpet,