"pangs of regret" "she felt a stab of excitement" "twinges of conscience"
"a pang of conscience"
Felix felt a pang of irritation.
The first sharp pang..had by now become a dull wet ache.
Kennedy..was suffering the pangs of rejected love.
牛津高阶第八版
美国韦氏词典
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维基百科 (自由的百科全书)