无风不起浪There is no smoke without fire
持续射击速率sustained rate of fire【军】
暴发火眼fulminant fire eye
心火移热于小肠heart fire spreading heat to the small intestine
心火炽盛intense heart fire
水火既济coordinating water and fire【中医】
肝郁火旺证pattern of depressed liver and effulgent fire
【化】 氢气阻火器hydrogen gas fire arrester