In line 14, a test case must have a single string parameter constructor that passes the argument to its parent class (TestCase) for the purpose of displaying the test case name in a log.

在第十四行中，为了在日志中显示这个测试用例的名称，一个测试用例必须有一个可以将自变量传递到它的父类(TestCase)的专门的串参数构造器。

youdao

The UNIX design consists of hundreds of function calls (called system calls) covering simple tasks, such as displaying a character string on the screen to setting task priorities.

UNIX 的设计由大量的函数调用（称为系统调用）组成，其中包括一些简单的任务，如在屏幕上显示字符串来设置任务优先级。

youdao