Definition: an area of land where animals and plants are protected Level: B2
他们在南非探索了一个野生动物保护区。
They explored a wildlife ___reserve in South Africa.
我们进入了自然保护区，在日落前观察动物。
We entered the nature ___reserve to observe animals before sunset.
政府建立了一个新的海洋保护区以保护珊瑚礁。
The government established a new marine ___reserve to protect coral reefs.
