她指了指手表，示意时间不早了，她想离开。
She pointed to her watch as a sign that it was getting late and she wanted to leave.
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sign英 /saɪn/|美 /saɪn/
解释
sign 是名词，本义是"记号、标记"，引申为"通过身体动作传达的信息"，即示意、手势。例句中她指手表这一动作，就是在向对方示意。
She pointed to her watch as a sign that it was getting late and she wanted to leave.
sign 是名词，本义是"记号、标记"，引申为"通过身体动作传达的信息"，即示意、手势。例句中她指手表这一动作，就是在向对方示意。