Read Edit View history 主航道 zhǔhángdào main channel Origin Definitions Defs Strokes Stroke Words Sentences Sents created sense approved 主航道 · zhǔhángdào · main channel 2026/03/04 主航道 zhǔhángdào main channel main channel 船只必须在主航道内行驶。 noun created sense Mar 4, 2026, 02:25 AM