一项类似于埃佩里和施罗德在《社会心理学与人格科学》上发表的假说的研究要求参与者微笑，与收银员进行眼神交流和聊天。
A study similar in hypothesis to Eply and Schroder's published in Social Psychological & Personality Science asked participants to smile, make eye contact and chatwith their cashier.
近年来，科学家开始表明双语的优势比与更多人进行交流更为重要。
In recent years, scientists have begun to show that the advantages of bilingualism are even more important than being able to converse with a wider range of people.
我们低估了科学家与各种各样的听众进行有效交流的难度。
We underestimate how difficult it is for scientists to communicate effectively with a diversity of audiences.
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