Registration fees, travel costs and visas, and time away from home and the lab, are all factors that can make attending scientific meetings in person difficult. Can online conferences provide a solution?

中文翻译：

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远方的光子学

注册费，旅行费用和签证，以及远离家乡和实验室的时间，所有这些因素都可能使亲自参加科学会议变得困难。在线会议可以提供解决方案吗？