畅通无阻 chàng tōng wú zǔ

DEFINITIONS

  1. flow freely without obstruction

CHARACTERS

畅 chàng
HSK 6
smoothly, freely, unrestrained
通 tōng
HSK 4
pass through, common, communicate
无 wú
HSK 4
negative, no, not; KangXi radical 71
阻 zǔ
HSK 5
impede, hinder, obstruct; oppose