peg at的用法和樣例：
例句
- The boys slung stones at the miserable cat.
這些男孩向那只可憐的貓扔石頭。 - She threw her plate at his head and missed.
她把盤(pán)子朝他的頭扔去，但沒(méi)打中。
- He swung at me and I invited him.
他一拳朝我打來(lái)，我動(dòng)也沒(méi)動(dòng)接了他一拳。 - She took a swipe at him with her umbrella.
她掄起雨傘朝他打去。
詞匯搭配
- peg away at 堅持不懈地做...
