1. Vietnam is suffering from food shortage. 越南正遭受食品短缺之苦。
2. Since the current world food shortage is trend-driven, the environmental trends that cause it must be reversed. 由于当前世界粮食短缺是环境趋势导致的,因此必须扭转这一趋势。
3. There is little evidence that the storms have caused the enough reef damage to create a food shortage for these starfish. 几乎没有证据表明,风暴造成了足够的珊瑚礁破坏,造成这些海星的食物短缺。
4. This allows her to freeze the development of an embryo during times of drought and food shortage until the offspring in the pouch is able to leave. 这使她能够在干旱和食物短缺时暂缓胚胎的发育,直到育儿袋里的后代能够独立生活。
5. Among other benefits, this allows her to freeze the development of an embryo during times of drought and food shortage until the offspring in the pouch is able to leave. 在其他好处中,这使她能够在干旱和食物短缺时期冻结胚胎的发育,直到育儿袋中的后代有能力自己离开。