Yet some studies have shown that homework is of little value to primary school children.

然而，一些研究表明， 家庭作业对小学生来说价值不大。

The tongue of the righteous is choice silver, but the heart of the wicked is of little value.

义人的舌乃似高银；恶人的心所值无几。

In a country quite covered with wood, where timber consequently is of little or no value, the expense of clearing the ground is the principal obstacle to improvement.

在一个到处都是木材的国家，木材因此价值很小或没有价值，清理地面的费用是改善的主要障碍。