Not afraid of hard work; afraid to show emotion.

不怕艰苦的工作；不愿意显露感情

It's the eyes that show emotion. His face is perfect for television.

这是一双能表现情感的眼睛。他的脸形很适合上镜。

The eyes and mouth show emotion: more open and curvy for happy thoughts;

眼睛和嘴代表表情：对于开心则更加张开和弯曲；

Until the mid-20th century, many researchers believed that the specific ways we show emotion were learned behaviors that varied across cultures.

直到二十世纪中期，许多研究人员相信我们展示情绪的具体方式是习得性行为，并存在文化差异。