certain

certain

形容词 certain:

definite but not specified or identified

having or feeling no doubt or uncertainty; confident and assured

同义词：sure

established beyond doubt or question; definitely known

certain to occur; destined or inevitable

同义词：sure

established irrevocably

同义词：sealed

reliable in operation or effect

同义词：sure

exercising or taking care great enough to bring assurance

同义词：sure