1. bearing witness to 见证着
On top of the desk sat a gold-framed picture bearing witness to her prime.
书桌上放著一张镶金框的照片见证著她往日的青春(美貌)。
2. speak out 畅所欲言
To be allowed to speak out is one of the democratic principles to be observed.
允许大家畅所欲是应该遵循的民主原则之一。
3. make common cause with 联合;与……协力合作
I agree, and this is an area where M. S. could make common cause with conservatives.
我完全同意。在这方面,国会议员可以和保守派携手合作。
4. be defined by 界定;定义
That climate was defined by unipolar American naval power and a quiescent North Korea.
这一气候的特征是美国海军一枝独秀以及朝鲜的悄然沉寂。