no obj.
1- show shyness, embarrassment, or shame by becoming red in the face（因害羞、尴尬或羞耻）脸红：
she blushed at the unexpected compliment
面对突如其来的恭维她脸红了
with complement Kate felt herself blushing scarlet.凯特感到自己尴尬得满脸通红。
1.1
- feel embarrassed or ashamed尴尬, 羞愧：
with infinitive he blushed to think of how he'd paraded himself.他一想到自己抛头露面的模样就觉得羞愧难当。
1.2
- often as adj. blushing(especially of a flower) be or become pink or pale red（尤指花）呈粉红色, 变粉红：
the trees are loaded with blushing blossoms.
树缀满了粉红色的花朵。
1
- a reddening of the face as a sign of shyness, embarrassment, or shame（害羞、尴尬或羞愧引起的）红脸：
he had brought a faint blush to her cheeks.
他使她的脸泛起了红晕。
1.1
- a pink or pale red tinge粉红, 淡红：
the roses were white with a lovely pink blush.
那些玫瑰白色中带点漂亮的粉红色。
2
- mass noun [often as modifier] a wine with a slight pink tint made in the manner of white wine but from red grape varieties桃红葡萄酒, 玫瑰红酒。
短语
at first blush
- at the first glimpse or impression乍一看; 据初次印象。
spare （或save） someone's blushes
- refrain from causing someone embarrassment不让某人受窘, 给某人解围。
词源
Old English blyscan; related to modern Dutch blozen.