maintain
1.OK. Well, in order for her to maintain her F-1 status, she`ll have to go to school at least 18 hours a week. Does she understand that?
好的.那么.为了保持她的F-1身份.她必须 一周到学校来上课18个小时.她知道吗?
2.That kind of advertising seems to be very common with brand name products. They are always trying to maintain brand loyalty.
那些品牌产品常常这样.它们总是想保持人们的品牌忠实度.



