Pamphlet: A generic term commonly used in the U.S. to mean leaflet, flyer or folder; booklet or brochure. However, the term is generally used to refer to the binding of booklets by means of saddle stitch or side stitch.

• 小册子:美国惯用的广义名词。泛指传单或折叠传单和小册子。可是，这个名词一般只当作小册子的产意思使用。