Workhorse
n. 载重马, 做重活的人
✅ 同义词
🗣️ 情景例句
She took a medical course.
她选读医学课程。
Would you mind closing the window for me?
能帮我关一下窗户吗？（你介意关下窗户吗？）
If you make a mistake on the form, just cross it out.
如果填表出了错，划掉即可。