宣传片的英文：
1.propaganda film
2.publicity film
3.trailer

I scarf down my breakfast/lunch as a flack from the Nature Conservancy explains how everything works.
在自然保护协会播放大会宣传片讲解我们要做些什么的时候，我一道把我的早午饭都吃了。

Kids can develop ad campaigns, commercials and skits to illustrate character traits
孩子们会发动宣传运动，制作广告宣传片和幽默短剧来说明性格品质。

There is more than a whiff of propaganda.
所含之宣传实在不止一点点。

They muted the propaganda campaign later.
后来，他们降低了宣传运动的调子。

They confiscated weapons, ammunition and propaganda material.
他们没收了武器、弹药和宣传材料。

documentary films
记录影片

Who directed the film?
谁导演这部影片？

This film had good reviews.
这部电影大受好评。

public administrator
公定遗产管理人

Public law includes laws that affect the public generally.
公法一般包括影响公众的法律。

The press will give publicity to the fact.
出版社将把事实真相公诸于世。