The impact is illustrated by the fortunes of Teck Resources, a Vancouver-based mining firm.

位于温哥华的矿产公司泰克资源的转机，阐明了这些影响。

youdao

The impact is illustrated by the fortunes of Teck Resources, a Vancouver-based mining firm.

位于温哥华的矿产公司泰克资源的转机，阐明了这些影响。

youdao