They have no money , so when the poor whom they cannot feed find work cutting down trees or burning forestland , the governments often have no choice but to turn a blind eye 另外,對于這其中的許多國家來說,在雨林中找到的寶貴的木材和其他資源也是它們重要的外匯來源。
Tourism is the second biggest foreign exchange earner for zanzibar , but is expected to increase in importance because of the collapse of the islands ' clove export trade due to a fall in prices caused by global oversupply 觀光是尚吉巴第二大外匯來源,預(yù)料隨著這些島嶼的丁香出口貿(mào)易因全球供過于求導(dǎo)致價格下跌而崩盤后,觀光的重要性將日益重要。