system function

• 系统功能

system function的用法和样例：

例句

1. An invalid parameter was passed to a system function.
   无效的参数被传递给一个系统功能。
2. It's believed that stress can actually depress the immune system.
   人们相信压力能确实地使免疫系统功能下降。
3. User-defined functions cannot include nondeterministic built-in system functions.
   用户定义函数不能包含不确定性内置系统函数。