But because sheep can take years to raise and are expensive to maintain, the global market is unlikely to respond to the increased demand anytime soon.
但由于羊的养殖需要几年的时间，并且成本昂贵，全球市场不太可能在短期内对需求的增长作出反应。
2
We went to the weekly market and watched sheep and goats being paraded round the ring before sale.
我们到每周一次的集市去看围着圈子排队等待出售的牛羊。
3
He disguised himself as a shepherd driving his sheep to market.