undergoing no change when acted upon; "entirely unaffected by each other's writings"; "fibers remained apparently unaffected by the treatment"作用が起こる際に変化を被らないさま無影響
例:entirely unaffected by each other's writings 互いの文書に全く影響を受けない
unaware of or indifferent to; "insensible to the suffering around him"気付かないまたは無関心な鈍感
emotionally unmoved; "always appeared completely unmoved and imperturbable"感情的に動じない平気