通行无阻

通行無阻
tōngxíngwúzǔ
  1. unobstructed passage
  2. to go through unhindered

CEDICT

通过顺畅，没有受到任何的阻碍。

重編國語辭典

Entry Composition

1 通行 tōngxíng
  1. to go through; to pass through
  2. to be in general use
2 无阻 wúzǔ to be clear of obstructions; to be without hindrance