skeptical

/ˈskɛptɪkəl/

denying or questioning the tenets of especially a religion

中文释义：怀疑的；不相信的

Many scientists remain skeptical about the effectiveness of the new treatment.

许多科学家仍对这种新疗法的有效性持怀疑态度。

She was skeptical of his claims, as they lacked solid evidence.

她对他的说法持怀疑态度，因为这些说法缺乏确凿证据。