1.sign up 报名参加;签约雇用

例句:And it remains to be seen whether large numbers of younger, healthier Americans will sign up for coverage.

是否会有大批年轻健康的美国人报名还有待观察。

2.more than 超过

例句:He had notched up more than 25 victories worldwide.

他已赢得了超过25次国际级别赛事的胜利。

3.keen to 热衷于

例句:He is keen to point out the benefits which the family network can provide.

他很乐意指出家庭网络可以带来的好处。

4.pay for 支付

例句:In a 27-page order released Friday, judge Lucy KOH vacated$ 450 million of the original award and ordered a new trial to sort out how much Samsung should pay for 13 devices where the jury 's math is in dispute.

上周五公布的判决书长达27页，法官高兰惠减免了三星4.5亿美元的赔偿金，同时要求重新审理，以确定陪审团存在争议的13款设备，三星究竟应该支付多少赔偿金。