疑虑yílǜdoubt; misgivings; suspicionHSK 7-9PronunciationyílǜExample sentence他对这项计划的可行性心存疑虑。Tā duì zhè xiàng jìhuà de kěxíngxìng xīn cún yílǜ.He has lingering doubts about the feasibility of this plan.Read and choose an answerOne fixed sampleExplore a sample