工匠将铁块淬火以增强其硬度。

The blacksmith quenches the iron to increase its hardness.

他用重锤敲打铁块。

He struck the iron block with a heavy bob.

铁匠锤打铁块，把它塑造成马蹄铁。

The blacksmith hammered the iron to shape it into a horseshoe.

那人把铁块放在铁砧上.

The man put the iron block on the anvil.

他观察铁块受热软化的过程.

He observed the softening of iron by heat.

不宜有长铁钢丝和铁块进入。

Do not put into long iron or steel wire or block;

求铁块在水银里的体积与总体积之比。

Find the fraction of its total volume in mercury.

你想要把火扑灭却忙着把铁块投入火中。

You may be so busy putting irons in the fire, that you're about to put the fire out.

会发生什么，以铁块，如果你把它放在水？

What will happen to a piece of iron if you put it in water?

他们想把锈迹斑斑的铁块变成亮闪闪的金子。

They wanted to transform lowly lead into gleaming gold.