1. " Of course no mining activity is allowed in buffer and core zones of a reserve, " she said.
2. 911查询·英语单词
2. But the focus was shifting to the buffer zones stretching deep inside Georgia where Russia has said its troops will now maintain a permanent presence.
3. buffer zones的反义词
3. Authorities diverted water to another five buffer zones on Wednesday where residents were evacuated to temporary shelters on high ground.