n.可執(zhí)行性

Lasers can be used to perform operations nowadays. 現(xiàn)在激光可以用來做手術(shù)。

What functions can this program perform? 這一程序有哪些功能?

He is going to perform magic at the party. 他將在晚會上表演魔術(shù)。

They always perform their duties faithfully. 他們總是忠實地履行自己的職責。

Magician often perform tricks such as pull a rabbit out of a hat. 魔術(shù)師常常變從帽子抓出兔子的戲法。

Some computers can perform over a billion computation a second. 有些計算機一秒鐘能完成超過十億次運算。