Old weapons were mainly made from iron.

古时的武器多用铁制成。

youdao

Is it time that cleanses these old weapons? Or the lingering myth of medieval chivalry that turns knightly swords and lances into imaginative wonders?

是时间洗净了那些武器么？或者挥之不去的中世纪骑士传说使得骑士剑和长矛成为想象力的奇观？

youdao

Perhaps surprisingly, many of the best weapons in the armoury are still decades-old drugs that would have been familiar to Fleming and his contemporaries.

那些对抗细菌最为有效的武器还是弗莱明和他的同龄人们熟悉的有几十年历史的老药，只一点让人颇为惊讶。

youdao

Several lawmen in the Old West had learned to use their weapons when they were criminals.

VOA: special.2010.03.10

In the absence of new production, old weapons must be repaired and upgraded, often using nuclear material recovered from weapons that are being retired.

FORBES: Nuclear Paradox: Shrinking U.S. Arsenal Requires Huge New Expenditures

The United States will not test any of its old weapons, either - even when changes to their components have to be made to try to maintain their viability.

CENTERFORSECURITYPOLICY: Obama, unilateral Denuclearizer-in-Chief

But visiting those facilities, seeing the work that so many of you do, seeing these old weapons once aimed at us now being turned into scrap truly brought home how important this work was.

WHITEHOUSE: The White House