Definition
To work extremely hard; to toil relentlessly.
努力工作
I've been working like a dog for the past few months to finish this project.
在過去的幾個月裡，我一直像狗一樣努力工作來完成這個項目。
She has been working like a dog to pay for her college tuition.
她一直像狗一樣努力工作來支付她的大學學費。
Even though he works like a dog, his income is still not very high.
儘管他像狗一樣努力工作，他的收入仍然不高。