天使犯了一个大微笑，点点头，和平共处。

The angel made a big smile and nodded her head, peacefully.

youdao

十二周大时，婴儿会微笑，发出类似元音的声音。

At twelve weeks a baby smiles and makes vowel-like sounds.

youdao

咬了第一大口面包和熏肉，他那鲜红的脸颊就胀了起来，但是，他设法露出了鼓励的微笑。

His poppy-colored cheeks were distended with his first big bite of bread and bacon, but he managed to smile encouragingly.

youdao

Ten-month-olds, for instance, give different sorts of smiles.

例如，10个月大的孩子，给出不同的微笑。

耶鲁公开课 - 心理学导论课程节选

Every culture is going to have Pan Am smiles, happiness smiles, coy smiles, but the variation of that sort is something which will vary as a result of how you're raised and the people around you.

每一种文化都有问候式微笑，开心的微笑，腼腆的微笑，不同还在于,你是怎么被抚养大，你身边人如何。

耶鲁公开课 - 心理学导论课程节选