她发誓在哥哥康复期间支持他。

She vowed to stand by her brother during his recovery.

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She vowed to stand by her brother during his recovery.

stand 的基本意思是"站立",在这里引申为"坚持、坚守"。 by 的意思是"在旁边、靠近",表示伴随或支持的状态。 stand by 是一个固定短语,意思是"支持、站在某人一边",表示在困难时期给予帮助和支持。

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