“收集者”用英语怎么说

英国最珍贵的种鸟正因为那些狂热而自私的鸟蛋收集者而面临着威胁。Britain's rarest breeding birds are under threat from fanatical and selfish egg collectors.煤矿给(化石)收集者提供了很好的样品.Coal mines have given collectors good samples.可是州外的收集者却要提交特许证或警察发给的证书.In c...