reddening是什么意思？

reddening

例句

• His heart leaped and he felt himself reddening. 他的心在跳, 他感觉自己的脸红了。
• His grandfather's stern eyes were scrutinizing him , and Chueh - hui felt his face reddening. 祖父的严厉的眼光射在他的脸上.
• He was working himself up to a fury, his face reddening. 他勃然大怒，脸涨得通红。