PHRASE
不让…尴尬；避免使…难为情
If you spare someone's blushes or save someone's blushes, you avoid doing or saying something that will embarrass them.
例句
'We don't want to name the man to spare his blushes,' said a police spokesman.
“为了不让当事人颜面扫地，我们就不指名道姓了，”一位警方发言人说道。