Place the high-activity data elements at the beginning of each group of the WORKING STORAGE SECTION variables (COBOL).
将频繁调用的数据元素放在每组工作存储区变量的开头（COBOL）。
2
Although the origins are uncertain, experts think that this is largely due to the high level of volcanic activity in the area.
尽管起源还不确定，专家认为这主要是由该地区频繁的火山喷发所造成的。
3
Their study showed that mice bred to enjoy running produce offspring that also like it, showing that the baby mice had inherited the trait of highactivity.