第九课 Lesson 9（发音练习——消防）（Pronunciation Practice ）（P-6） By 张老师 Zhāng Lǎo Shī （Teacher Chong） Your browser does not support the audio element. Your browser does not support the audio element. Your browser does not support the audio element. Your browser does not support the audio element. Your browser does not support the audio element. Your browser does not support the audio element. Your browser does not support the audio element. Your browser does not support the audio element. Your browser does not support the audio element. Your browser does not support the audio element. Your browser does not support the audio element. Your browser does not support the audio element.
