If we want an application to be fun, then we need to add some features that will entertain; a joke, a challenging quiz, a funny video, a competitive aspect or something else.

如果我们想要程序变得有趣，那么我们应该加入一些娱乐的特点，一个玩笑，一个挑战性的测验，一段有趣的视频，一个具有竞争力的界面，或者其他东西。

youdao

'I look back at the video of Isabel's party and take in every detail: the way she spoke, how she laughed and the way we used to joke she'd be such a handful when she grew up,' he says.

他说，“我回顾着伊莎贝尔的生日录像，注意当时的每一个细节：她说话的样子，她的笑声，以及我们跟她开玩笑时的情景，而在她长大的这几年中，这些欢笑都变得如此的难能可贵。”

youdao

Weird interview questions have become a meme, like a joke or a viral video.

WSJ: How to Ace a Google Interview

He points out that the second video contains a strange shot in which one boy disappears under infrared light, which seems to be a confusing joke in an otherwise plausible video.

FORBES: Hack Your iPad To See Through Clothes? An April Fool's Prank With A Real Physics Lesson

Flash to video: for years, Gates and his team have put together joke videos, most of which are shown only at sales meetings or occasionally at the company's annual financial analyst meeting.

FORBES: Bill Gates' Swan Song