When resources are scarce or valuable, you will have tensions over them.

当资源缺乏或者有价值的时候，资源的竞争就会紧张起来。

youdao

When resources are scarce or valuable, you will have tensions over them.

当资源缺乏或者有价值的时候，资源的竞争就会紧张起来。

youdao