维护wéihùto maintain; to safeguard; to protect; to upholdHSK 6PronunciationwéihùExample sentence这台机器需要定期维护才能正常运行。Zhè tái jīqì xūyào dìngqí wéihù cáinéng zhèngcháng yùnxíng.This machine needs regular maintenance to function properly.Read and choose an answerOne fixed sampleExplore a sample