pound away at的用法和樣例：
例句
- We can never succeed if we just let ourselves go, and lash out at him.
這個工作決不是痛快一時，亂打一頓，所能奏效的。 - "A sweet temper" is a figurative expression, but "sweet coffee" is not.
"甜蜜的性情"是個比喻的說法，而"甜咖啡"則不是。 - The critic nibbled at the young writer's new novel.
那位批評家對這位青年作家的新小說作了吹毛求疵的抨擊。 - He is bold enough to tilt at social injustices.
他敢於抨擊社會上的不公正現象。
