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1·No music or television or honking car horns.

没有人，没有音乐，没有电视，也没有汽车喇叭声。

2·The design of such a speaker circuit can solve the conflict between no-honking of citys in reality and the inherent speaker sound excessive or insufficient, and with good practical significance.

设计此种喇叭电路，能够很好的解决现实生活中城市禁鸣和固有喇叭音量过大和不足的矛盾，具有很好的实际意义。

3·No more care honking, engine-running sounds on Xuanwu street. No more swarming, pushy crowds at the street cross at Xidan. Gone was the smoke above the Ethnic Palace.

这是一个平抚心灵的清静世界，再也没有了宣武大街的汽车轰隆声，西单街口熙熙攘攘的人群，民族宫上空弥漫的烟尘。