Not because they were French, but they had a baby and it would gaggle and coo and they would respond in similar terms.

并非因为他们是法国人,而是因为他们的婴儿,婴儿会讲些咯咯咕咕的婴儿语,而他们会以同样的婴儿语对婴儿进行反应

耶鲁公开课 - 心理学导论课程节选

The answer to the question-- The question was, "Your baby's going to coo and 'ga ga, goo goo,' does it matter if you coo and 'ga ga, goo goo' back?"

这个问题是,"你的婴儿一直咕咕咯咯地说婴儿语,你也那样回应很重要吗"

耶鲁公开课 - 心理学导论课程节选

They would gaggle and coo back at the baby.

他们也对他们的婴儿咯咯咕咕的说话

耶鲁公开课 - 心理学导论课程节选