mathematics 數(shù)學(xué) mathematician 數(shù)學(xué)家 arithmetic 算術(shù) calculation 計(jì)算 calculator 計(jì)算器 abacus 算盤 n... [查看全文]
chlorophyll 葉綠素 amino acids 氨基酸 protein 蛋白質(zhì) nitrogen 氮 photosynthetic(adj.) photosynthesis(n.) 光... [查看全文]
archaeology 考古學(xué) archeologist 考古學(xué)家 paleontology 古生物學(xué) anthropology 人類學(xué) anthropologist 人類學(xué)家 ... [查看全文]
agriculture 農(nóng)業(yè) agriculture (farming) 農(nóng)業(yè) agricultural 農(nóng)業(yè)的 land (soil) 土壤;土地 soil conservation 土... [查看全文]
toll precious prosperous prosperity rich rare asset fortune opulence finance economic indigen... [查看全文]
1 astronomer n. 天文學(xué)家 During his own tenure as astronomer royal, from 1720 to 1742, Halley studiously tr... [查看全文]
insular island peninsula islet marine maritime moist ledge oasis tide ebb continent terres... [查看全文]
higher education 高等教育 moral character 道德品質(zhì) domain 領(lǐng)域 faculty 全體教員 alumni 男校友 treasurer... [查看全文]
ecology 生態(tài)學(xué) ecologist 生態(tài)學(xué)家 ecosystem 生態(tài)系統(tǒng) balance (of nature) 自然界生態(tài)平衡 fauna 動(dòng)物群 flo... [查看全文]
chemical property 化學(xué)特性,化學(xué)性質(zhì) chemical composition ( makeup ) 化學(xué)成分 chemical agent 化學(xué)試劑 chemic... [查看全文]