It writes your string argument to stderr (standard error), followed by a colon and a space, then the system error message followed by a newline.

它先将您的字符串参数写至标准错误(提供它用于定制消息)，接下来写入一个冒号和一个空格，然后是系统错误消息，后面是新的一行。

youdao

In fact, I personally undergo a complete body detoxification annually, and I remain on a smooth colon cleanse system continuously.

事实上，我个人每年就会经历一个彻底的血液清毒，而且我不断地进行结肠清理系统工作。

youdao

A colon cleanse system will help you do this.

一个冒号清洗系统将帮助您做到这一点。

youdao

The guy you step over on the street is costing the system more than anyone else in your life except for the person with end-stage metastatic colon cancer.

NPR: A Scientific Approach to Helping the Homeless

The vaccine, called Stimuvax, aims to stimulate the immune system to attack a protein fragment called MUC-1 found on lung, breast, prostate and colon tumors.

FORBES: Beyond Dendreon: Two Cancer Vaccines To Watch