来自司永涛的问题
这句话的laborsomepeople,laboringunderthebeliefthattourismservesasanengineofeconomicgrowth,seemtoignoreitsnegtiveeffectsonenvironment.
这句话的labor
somepeople,laboringunderthebeliefthattourismservesasanengineofeconomicgrowth,seemtoignoreitsnegtiveeffectsonenvironment.

