名词 e:

1. a fat-soluble vitamin that is essential for normal reproduction; an important antioxidant that neutralizes free radicals in the body

2. a radioactive transuranic element produced by bombarding plutonium with neutrons

3. the cardinal compass point that is at 90 degrees

4. the base of the natural system of logarithms; approximately equal to 2.718282...

5. the 5th letter of the Roman alphabet

e.g.abbr.<拉>例如(=exempli gratia)En.字母EEkon.埃科(在多哥；东经 1º20' 北纬 7º40')Eichstaedtn.艾希施泰特Ekramuddin埃克拉姆丁eisantheman.粘膜疹eigentones本征音Eichenholzn.艾兴霍尔兹Eibelstadtn.艾伯尔施塔特(在德国；东经 10º00' 北纬 49º44')e-stocksn.网络股e/at.abbr.=electrons per atom 每个原子的电子数eka osmiumn.准饿(钚)Eichenrand艾兴兰德