传单的英文：
leaflet

Flier(Flyer): Promotional circular or handbill
传单:推广用的文件或广告。

A printed,usually folded handbill or flier intended for free distribution.
散页印刷品免费散发印刷好的通常是折叠的传单或宣传物

A printed sheet or pamphlet;a handbill.
传单，广告单一种印刷单或小册子;传单

handout | flyer
节目预告之传单

He is handing out some fliers.
他正在分发传单。

Please circulate these fliers.
请分送这些传单

To publicize with circulars.
用传单广为宣传

A folder or leaflet circulated free of charge.
传单或免费散发的印刷品

My part-time job is sending a popular handout to people in a street.
我的兼职是在街上派传单。

"""advertisement"" includes a catalogue, a circular and a price list;"
“广告”包括商品目录、传单及价目表等

A leaflet or primary division of a pinnately compound leaf.
(复叶的)羽片羽状复叶的小叶子或羽片部分

I have to draw an advertising leaflet for the new product.
我必须要为新产品画一张广告传单。

(botany; often used as a combining form) having leaflets (compound leaves) or a specified kind or number of leaflets.
（植物学；常用作构词成分）具有小叶（复叶）的或具有一定种类或数量的小叶的。

An example is the sensitive plant, whose leaflets progressively collapse, sometimes throughout the whole plant, once one leaflet is touched.
例如含羞草，当它的某片小叶被触碰时，叶状体逐渐皱缩，有时遍及整个植株。

An example is the sensitive plant( Mimosapudica), whose leaflets progressively collapse, sometimes throughout the whole plant, once one leaflet is touched.
例如含羞草（羞草属）当它的1个小叶被触碰时，叶状体逐渐皱缩，有时遍及整个植株。