封锁fēngsuǒto blockade; to seal off; to lock downHSK 7-9PronunciationfēngsuǒExample sentence警方封锁了事故现场,禁止任何人进入。jǐngchá fēngsuǒ le shìgù xiànchǎng, jìnzhǐ rènhé rén jìnrù.The police sealed off the accident scene and prohibited anyone from entering.Read and choose an answerOne fixed sampleExplore a sample