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atom ['ætəm]
基本释义
- n. 原子;微粒,微量
常用短语
参考例句
- An atom bomb would destroy a city.
一颗原子弹可以摧毁一个城市。 - So there are hydrogen and oxygen atoms in sugar.
所以糖里含有氢原子和氧原子。 - Having one replaceable atom or radical.
一元的有一个可置换原子或原子团的 - Nanometer sized grains contain only about 900 atoms each.
纳米尺寸的晶粒每个只包含大约900个原子。 - Containing two replaceable hydrogen atoms.
二元的含有两个可取代的氢原子的
- An atom bomb would destroy a city.
英英解释