擋風牆

挡风墙
dǎngfēngqiáng
  1. lit. windbreak
  2. fig. protector

CEDICT

Entry Composition

1 擋風 dǎngfēng to shelter from the wind
2 牆 qiáng (slang) to block (a website) (usu. in the passive: 被牆 bèiqiáng)

classifiers: 面, 堵