poor fish

同根派生

He played the poor fish until it rolled, belly up, from exhaustion.
他让那可怜的鱼儿挣扎，直到肚子朝天、精疲力竭为止。
Fish: informal, a person, especially one considered deficient in something, eg a poor fish.
在口语中，通常表示一个（在某一方面）没有经验的人/新手等。
The latest theory is that it's the poor fish trying to show that it's healthier, fitter and faster, thus more desirable.
最近的研究理论显示，这些小家伙是为了展示自己更快、更健康、更优秀，也更适合繁衍后代。
He is a poor fish.
他是个倒霉蛋!还有
Fish were surfacing to catch insects.
鱼浮到水面上捕捉昆虫。