n. machine that performs dependably under heavy use
n. a horse used for plowing and hauling and other heavy labor
n. 载重马, 做重活的人
1. The new laptop is a real workhorse; it handles all my tasks without slowing down.
这台新笔记本电脑真是一匹工作马，它处理我的所有任务都没有减速。
2. In our team, John is the workhorse who always completes his projects on time.
在我们团队中，约翰是一匹工作马，总是按时完成他的项目。
3. This car may not be flashy, but it's a workhorse that gets me where I need to go.
这辆车可能不华丽，但它是一匹工作马，总能把我带到我需要去的地方。