Had broken his ankle and couldn't perform in the play. We had a big problem on our hands.

还有两天就是开幕夜了，可是我们的主角却扭伤了脚踝，无法参加演出，这真是个需要解决的大问题。

Write and produce a play (to perform before other family members).

写出并制作一出戏剧(在其他家庭成员面前表演出来)。

Researchers use EEG to measure electrical activity along a person's scalp. These electrical signals can move a computer cursor, play video games and perform other two-dimensional tasks.

研究人员通过脑电图来测量人体头皮上的电荷活动，通过这些电信号，可以移动鼠标光标，玩视频游戏以及完成其他的二维操作。

The white parrot, named Jixiang (fortune and luck), can also play on a swing and perform other stunts.

这只名为'吉祥'的白鹦鹉还会表演玩跷跷板和其它绝活。

Jobs said there was a need for a new type of device that would sit between a smartphone and laptop computer, and that can perform tasks like browse the Web, play games and display electronic books.

乔布斯称，我们需要一款介于智能手机和手提电脑之间的新产品，人们可以用它来上网、玩游戏、看电子书等。