sci·ence /ˈsaɪəns/ ●●● S1 W1 noun 1 [uncountableU]H knowledge about the world, especially based on examining, testing, and proving facts 科学 Many leading scientists do not consider that science can give absolutely reliable knowledge. 许多杰出科学家都不认为科学能够提供绝对可靠的知识。
the founder of modern science, Isaac Newton 现代科学创始人艾萨克·牛顿
developments in science and technology 科学技术的发展
2 [uncountableU]HSE the study of science 理科 What did you do in science class today? 今天你们自然科学课做什么?
3 [countableC]HS a particular part of science, for example biology, chemistry, or physics 自然科学学科〔如生物、化学、物理〕 the physical sciences 物理科学
4 something is not an exact science used to say that something involves a lot of guessing and there is not just one right way to do it 某事难以捉摸,某事说不准 Advertising is not an exact science – you’re always taking a risk. 广告业充满变数——你总是在冒风险。
something is not an exact science• The truth is that eating is not an exact science and never will be.• Diagnosing power in organizations is not an exact science.
→ domestic science, information science, natural science, physical science, social science, → blind somebody with science at blind2(4), → something is not rocket science at rocket science