hygienicsWiktionary 原文英美adj.卫生学的，卫生的，促进健康的，清洁的hygienic 的变形 · 中文释义来自 ECDICT构词拆解hygienhygiene词干ics-ics后缀-icsForms nouns referring to fields of knowledge or practice. · Forms nouns referring to activities.词源说明From hygiene + -ics.释义名词noun1The science of hygiene