潜艇qiántǐngsubmarineHSK 7-9PronunciationqiántǐngExample sentence这艘新型潜艇可以在水下连续航行三个月。Zhè sōu xīnxíng qiántǐng kěyǐ zài shuǐ xià liánxù hángxíng sān gè yuè.This new submarine can sail underwater continuously for three months.Read and choose an answerOne fixed sampleExplore a sample