1、They managed to tranquilize the rhino before transporting it to a safer location.
他们设法使那只犀牛镇静下来，然后将它转移到一个更安全的地方。
2、Rhinos are being poached for their valuable horns, leading to a decline in their population.
犀牛因其有价值的角而遭受非法捕猎，导致它们的数量减少。