This models the situation in which you have two unrelated goals, such as getting a degree in mathematics and at the same time obtaining a certificate in firstaid.
这可以模拟另外一种有两个互不相关的目标的情况,例如同时得到数学学位和急救资格的证书。
2
A certificate in industrial firstaid may be required.
可能需要工业急救证书。
3
The five-day training finished on Friday, January 07, 2011, I got Emergency FirstAid and CPR C certificate before I left the class room.