约翰发表了谈话，强调需要更多的志愿者。
John made a speech emphasizing the need for more volunteers.
这位大使在全国广播公司的“面对媒体”节目上发表了谈话。
答：我想你已经注意到，圆明园有关方面已经就你提到的问题发表了谈话。
A: I think you may have noted that the authorities of the Old Summer Palace have made remarks on the issue you mentioned.
应用推荐