光剑的英文：
n. naked sword
adj. 裸体的，裸露的；无装饰的，无保护的；坦白的，率直的
- You're a naked speaker, sir.
你是一位说话坦白的人，先生。 - It is considered an offense to shower naked.
裸体淋浴被视为犯法。 - A bare assertion is not necessarily the naked truth.
坦率的主张未必就是坦白的事实。 - He wandered about naked and hungry.
他衣不蔽体, 食不果腹, 在大街上徘徊。 - The play is emotionally naked and relentlessly visceral.
这出戏感情腻人，肉麻不堪。
n. 刀，剑
- Their swords clashed together.
他们的剑互击而发铿锵之声。 - The clash of swords was next heard.
接着传来了刀剑磕碰声。 - a protective case for a knife or sword.
刀或剑上的保护性外壳。 - The pen is mightier than the sword
笔能杀人 - The knight struck the sword into the dragon.
骑士用剑刺入龙的身体。