不及物动词

1. （常指因尴尬或愤怒）脸红
If someone reddens or their face reddens, their face turns pink or red, often because they are embarrassed or angry.

1. turn red, as if in embarrassment or shame

e.g. The girl blushed when a young man whistled as she walked by

Synonym: blushcrimsonflush

2. turn red or redder

e.g. The sky reddened

3. make red

e.g. The setting sun reddened the sky