铜是一种具有良好延展性的金属，可以被拉成细丝。

Copper is a ___ductile metal that can be drawn into thin wires.

金是一种延展性很强的金属，可以拉成细丝。

Gold is highly ___ductile and can be drawn into thin wires.

孩子们的思想通常更具可塑性，容易接受不同的观点。

Children's minds are usually more ___ductile and willing to accept diverse perspectives.