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A weapon is an object such as a gun, a knife, or a missile, which is used to kill or hurt people in a fight or a war.
...nuclear weapons.
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A weapon is something such as knowledge about a particular subject, which you can use to protect yourself or to get what you want in a difficult situation.
I attack politicians with the one weapon they don't have, a sense of humor.
weaponに関する情報は比較的少ないので、バイリンガルの話を見て気分をリラックスさせることができるかもしれません。幸せな一日をお過ごしください。
