atomicity
noun [ U ] uk/æt.əˈmɪs.ɪ.ti/ us/æt̬.əˈmɪs.ɪ.t̬i/
(ATOMS)
chemistry specialized（一个分子中的）原子数
the number of atoms in one molecule of an element
(COMPUTING)
computing specialized原子性（一个原子事务要么完整执行，要么不执行）
in an electronic transaction (= an operation that changes data), the fact of occurring either completely or not at all
database updates that require atomicity 要求原子性的数据库更新