Cách sử dụng
The phrase "ply your trade" means to do your job or profession. It is often used in reference to skilled trades like carpentry, plumbing, or cooking. For example, a carpenter might say, "I ply my trade by building houses and fixing furniture." It can also be used more broadly to describe any type of work or profession, like a doctor or a teacher. So, if someone asks you what you do for a living, you could say, "I ply my trade as a software developer."