serve as an assessor
serve as an envoy abroad中文是什么意思
serve as cannon fodder中文是什么意思
serve as the master of ceremonies中文是什么意思
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serve customers中文是什么意思
英语词典收录了最新的汉英词典和英汉词典，总共有200多万个词条，词库仍在不断更新中。
