blush

柯林斯词典

1. V-I When you blush, your face becomes redder than usual because you are ashamed or embarrassed. (因害羞、窘困等) 脸红
"Hello, Maria," he said, and she blushed again. 他说道：“玛丽亚，你好！”然后她的脸又红了。
2. N-COUNT Blush is also a noun. 脸红
"The most important thing is to be honest," she says, without the trace of a blush. “最重要的是要诚实。”她说道，丝毫不脸红。

I blush whenever I think about it - it was awful !
Even the mention of her name makes him blush.
She blushed with embarrassment .
Here comes your favourite person now - look , you're blushing!
The poor boy was blushing when the headmistress made him come up to collect his prize .