doubt
怀疑/疑虑,指对某事的真实性或正确性产生质疑,可用名词或动词
question
质疑,动词,更主动,指直接提出质疑或询问,有时含「挑战权威」的含义
Many experts doubt that the new policy will solve the housing crisis.
许多专家怀疑新政策能否解决住房危机。
Several senators questioned the validity of the report's methodology.
几位参议员质疑了该报告方法论的有效性。