performer

过去分词：

动词过去分词: performed

更多词形：

形容词: performable | 名词: performer | 动词过去式: performed | 动词过去分词: performed | 动词现在分词: performing | 动词第三人称单数: performs |

单词例句：

Lasers can be used to perform operations nowadays.

现在激光可以用来做手术。

Members of certain tribes perform special ceremonies when they reach manhood.

某些部落的男人在达到成年时要举行特殊的庆祝仪式。

Some computers can perform over a billion computation a second.

有些计算机一秒钟能完成超过十亿次运算。

Doctors do their best to treat the sick, but they can't perform miracles.

医生尽力治疗病人，但他们无法创造奇迹。

A program that allows a user to perform work on a computer(in contrast to a program that performs overhead functions, such as an operating system). Examples are database managers, spreadsheets, and accounting programs.

使用户在计算机上完成工作的程序(不同于那种执行内务功能的程序，如操作系统)。例如数据库管理程序、数据表程序以及会计程序等等。

The ability or capacity to perform or act effectively.

权力有效地执行或行动的能力或才能

A performer who pulls large crowds.

这个演员吸引了大批群众

Could you oblige us with a song (ie perform a song for us)?

给我们唱支歌好吗?

Any of the chemically distinct forms of an enzyme that perform the same biochemical function.

同工酶，同功酶具有相同的生化功能的一种酶的不同化学形式中的任一种