On the Review tab, in the Proofing group, click Research, and then in the All Reference Books list, click English Assistant (PRC) or English Assistant (Japan).

• 在“审阅”选项卡上的“校对”组中,单击“信息检索”,然后在“所有参考资料”列表中单击“英语助手(中国)”或“英语助手(日本)”。