visit现在分词

The college is playing host to a group of visiting Russian scientists.
学院正在接待一批来访的俄罗斯科学家。
Would you all rise, please, to welcome our visiting speaker.
请大家起立，欢迎我们的演讲嘉宾。
The Prime Minister is visiting Japan at the moment.
首相目前正在访问日本。