a bad penny的用法和樣例：
例句
- At every party, Helen attended that year he'd keep coming back again like a bad penny.
那一年，海倫參加晚會，沒有一次不見到他，覺得很討厭。 - He kept turning up like a bad penny at every party.
沒有哪次晚會見不到他，真令人討厭。
辭彙搭配
- turn up again like a bad penny 不要它偏又回來,揮去...
- come back again like a bad penny 不要它偏又回來, 揮...
