名词
中文翻译：警卫棒
同义词：
['guard stick', 'sentinel pin']
例句：
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1.He kept a guard pin on his desk to remind him to stay focused.
他在办公桌上挂了一根守卫棒，提醒自己保持专注。
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2.The guards pinned up the flags at the entrance of the palace.
卫兵们在宫殿入口处挂起了旗帜。
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3. The sentinel pin was a symbol of protection and security for the villagers.
哨兵棒是村民保护和安全的象征。