Of course, the game wasn't just a time-killer. It was initially intended as a way to teach people basic mouse controls in an era where most computing was text-based.

当然，这游戏不仅是打发时间的利器，在那个信息处理基于文本的时代，《扫雷》教会了人们如何进行基本的鼠标操控。

youdao

For a long time, we assumed that all whales that had teeth including sperm whales and killer whales were closely related to one another.

在很长一段时间里，我们认为所有有牙齿的鲸鱼，包括抹香鲸和虎鲸，彼此都是密切相关的。

youdao

Now she heard of Pain-killer for the first time.

现在，她第一次听说止痛药这种东西。

youdao

The FAA bill is basically on the floor as a time-killer while the Senate is waiting for the House to send a continuing resolution.

FORBES: 1099 Form Reporting Repeal? -- Not So Fast -- And Not The Whole Enchilada

But even later when my magazine reading went on line, for years in DC my go-to time-killer was to spend some time in a Borders flipping through graphic novels or books.

FORBES: A Farewell to Borders

This is how a once-curable killer has, over time, become almost untreatable again.

WSJ: TB Fight Hits a Wall in India