衛生的

(1)tending to promote or preserve health; "hygienic habits like using disposable tissues"; "hygienic surroundings with plenty of fresh air"

(2)健康を促進または維持する傾向の

(3)free from filth and pathogens; "sanitary conditions for preparing food"; "a sanitary washroom"

(4)汚物と病原体を含まない

(1)