阿尔伯达省，出产加拿大三分之二的石油和天然气，以前曾经历过这种情况。

Alberta, which produces two-thirds of Canada's oil and gas, has been here before.

youdao

阿尔伯达省，出产加拿大三分之二的石油和天然气，以前曾经历过这种情况。

Alberta, which produces two-thirds of Canada's oil and gas, has been here before.

youdao