这些树木被种植用作木材。

These trees are being grown for ___timber.

这栋房子是用可持续采购的木材建造的。

The house was constructed using sustainably sourced ___timber.

政府正试图遏制在保护区内非法砍伐木材的行为。

The government is trying to curb illegal ___timber exploitation in protected forests.