/əˈsɜːrʃn/ n. a confident and forceful statement of fact or belief 断言，明确肯定；使用，主张 [with clause ] his assertion that his father had deserted the family.
/əˈsɜːrʃn/ n. a confident and forceful statement of fact or belief 断言，明确肯定；使用，主张 [with clause ] his assertion that his father had deserted the family.