Hutongs are a type of narrow street, most commonly associated with Beijing, China.
他们的四合院要小得多，设计和装饰也比较简单，胡同也比较窄。
Their siheyuans were far smaller in scale and simpler in design and decoration, and the hutongs were narrower.
位处赤道附近一个狭窄区域的热带雨林，正在不断地遭受人类的破坏，预
The tropical rainforests, located in a narrow region near the equator, are disappearing so fast that by the year 2000 eighty percent of them may be gone.
