Definition: to say that something is certainly true Level: C1
报告断言气候变化正在加速。
The report ___asserts that climate change is accelerating.
该公司坚称所有产品都符合安全标准。
The company ___asserted that all products met safety standards.
律师将在法庭上主张她的当事人无罪。
The lawyer will ___assert her client's innocence in court.
