1.enter into an agreement 签订协议

例句：The United States and Canada may enter into an agreement that would allow easier access to jobs across the border
美国和加拿大可能会签订一项协议，使得两国之间的跨国就业更容易JZoe)(.A,!zOzJ。

2.be valued at 估价为
例句：However, predictions are that the mobile cloud market will be valued at US$ 9.4 billion by 2014.
尽管如此，有人预测到2014年，移动云市场价值会达到94亿美元oA_GWDW;IsuGGN+_cT。