Even when endangered populations recover, it has proved difficult to reduce or remove CITES protection.

即使濒危物种数量恢复，降低或者去除CITES的保护措施也十分困难。

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Even when endangered populations recover, it has proved difficult to reduce or remove CITES protection.

即使濒危物种数量恢复，降低或者去除CITES的保护措施也十分困难。

youdao