1.hold for 举行

例句:He tends to buy stocks in quality companies that he can hold for a long time.
他喜欢买进优质公司的股票，长期持有QIt!_LGuUD%s+wT,!1J。

2.access to 获得

例句:Whether it's a computer, a tablet or a smartphone, there will always be a user contingent that wants access to all the knobs and buttons to tweak the product and service as much as they like.
无论应用的系统是计算机、平板电脑还是智能手机，总会有一部分用户希望自己有权使用所有按钮，尽可能地发掘和应用产品与服务的各种功能-@^U(m%2(r[F)jm@。

3.medical center 医疗中心

例句:I have to take him to the medical center.
我要带他去医疗中心@cFm;*gtGeaHYVBGHc。

4.ask for 要求

例句:Student leaders appeared on television to ask for calm.
学生领袖出现在电视上请求大家保持冷静%;xToneeGA|rj9。