BBC在线收听下载:中国要求马来西亚提供MH370坠机的证据

1.But some relatives of the Chinese passengers said they were sceptical of Malaysia's conclusions as the plane had not been found yet.

be sceptical of 怀疑;
例句：But chileans may now be sceptical of the results.
但是现在智利人民却对项目成果表示怀疑。

2. We'll be meeting tonight, the 7 other countries of the G8 to determine the way forward, but frankly, it is Russia that needs to change course.

change course 改变航向
例句：If mr netanyahu does not change course, mr obama should reduce aid to israel.
如果内塔尼亚胡不改变他自己的路线方针，奥巴马会削减对以色列的援助。

3. Mr. Lavrov who is in the Hague for a nuclear security summit has met his Ukrainian counterpart Andriy Deshchytsia on the sidelines.

on the sidelines 在场外,作为旁观者;
例句：Even those who believe a more stable economy and lots of cash sitting on the sidelines will send the market higher remain cautious.
甚至那些认为更加稳定的经济和大量处于观望状态的现金将推动市场走高的人也依然谨慎。