He was taken off after twenty minutes.

二十分钟后，他被替换下场。

《牛津词典》

According to observers, the plane exploded shortly after take-off.

据目击者说，飞机起飞后不久就爆炸了。

《牛津词典》

The rocket tumbled out of control shortly after lift-off.

火箭发射后不久失控坠落了。

《柯林斯英汉双解大词典》

Even after damselfish killed off parts of the staghorn colonies, the areas that remained were able to survive.

VOA: special.2010.08.10

Worse still,after about 20 minutes after the ship takes off, all radio contact between ship and earth will be destroyed.

更坏的是，当飞船起飞20分钟后，所有飞船与地球的无线电通讯都被切断。

耶鲁公开课 - 死亡课程节选

After a while, there were stretches where red gullies dropped off on either side of the road, and behind them there were patches of field buttoned together with 666 posts.

过了一会，有几段路,红色的排水沟在道路两旁延伸，后面是一块块的田地,一共有666根插在上面。

耶鲁公开课 - 1945年后的美国小说课程节选

On the injury front, Leeds prop Kylie Leuluai went off after only 13 minutes after coming off worse from a Sykes tackle and, although able to return late on, Ian Kirke, Jamie Jones-Buchanan and Luke Burgess did not play any part of the second half.

BBC: Bradford Bulls 12-26 Leeds Rhinos

Gary Cahill was also sent off after an alleged off the ball incident with Emerson as Chelsea's dream of world domination died.

CNN: Corinthians on top of the world

Visser only came on after Webster came off after 15 minutes with a rib complaint, but team-mate Craig Hamilton had more to worry about after requiring hospital treatment following a second-half head injury.

BBC: Edinburgh 33-17 Ospreys