A test variable is stored in the data area during execution.
执行期间测试变量存储在数据区域之中。
2
When the thread execution finishes all objects are known to no longer be referenced and the area can be freed.
当线程执行到所有已知对象都不再被引用的时候，内存域就可以被释放了。
3
Within this form are two elements: a text area provided to allow users to enter plain Scilab code for execution and a Submit button that performs the form action.