science/'saɪəns/

n.

➊ the study of and the knowledge about nature and the way natural things happen

➋ a particular branch of science such as physics or biology

n.

➊ [U] 科学：developments in science and technology 科学与技术的发展

◇the laws of science 科学规律

◇science fiction 科幻小说

➋ [C] 自然科学，（科学的）学科，理科：the medical sciences 医学

◇a science teacher 理科老师

◇a science course 理科课程

science

scientist

scientific

构词science表示“know（知道）”的意思