动词短语
中文翻译：坐在委员会上
同义词：
['participate in', 'attend a meeting of the committee']
例句：
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1. The new director is expected to sit on the board of directors soon.
新任董事预计将很快加入董事会。
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2. She sat on the committee for months without speaking up.
她几个月来一直坐在委员会上，没有发言。
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3. After the meeting, the committee decided to review the proposals and make recommendations.
会议结束后，委员会决定审查提案并做出建议。