Dagne says highly de-centralized and mobile al-Shabaab forces threaten the Transitional Federal Government, and noted that African Union forces are constrained because they are not authorized to take offensive action.

VOA: standard.2009.06.26

if developing countries do not take some action to reduce their trajectories,

如果发展中国家不行动起来减少排放的话，

全球变暖和发达国家 - SpeakingMax英语口语达人

if developing countries do not take some action to reduce their trajectories,

如果发展中国家不行动起来减少排放的话，

全球变暖和发达国家 - SpeakingMax英语口语达人