She can play tennis as well as basketball.
她也会打篮球，也会打网球。 

2.at least 至少

He's been away for at least a week.
他走了总有一个星期吧。

3.on behalf of 代表

He spoke on behalf of all the members of the faculty and staff.
他代表全体教职员工讲了话。

4.reached an agreement 达成协议

They had a closet consultation before they reached an agreement.
他们进行了秘密磋商，最后达成了协议。