A block of code that must be executed in sequence and without interruption to guarantee correct operation of the software. See also race condition.
一段必须按次序执行的代码，并且不能被中断，否则不能保证软件正确地操作。参照：竞争状况。
2
The whole design has succeeded in the test of large data input, operation in each instruction, border condition and every random data vector. The code coverage has reached the percentage of 100%.