词汇	fire-protection ring
释义	fire-protection ring 防火圈
随便看	Electronic Toll Collection electronic toll collectionetc electronic toll collection etc electronic toll collection system electronic toll-collection system electronic toll collection technology electronic tolling electronic toll system electronic tongue electronic tonometer electronic tonometer impression electronic tonometric electronic tonometry Electronic tool electronic tools electronic-to-optical transducer electronic-to-optical transduser electronic toothbrush electronic top-loading balance electronic topographic map electronic torch electronic torch generator electronic torch melting electronic torquemeter electronic torque meter