用英语表达人很菜怎么说

If you want to express that someone is not skilled or proficient at something in Engpsh, you can say that they are "not very good at" or "not very skilled at" that thing. For example, you could say "I'm not very good at math" or "She's not very skilled at playing the guitar."

Another way to express that someone is not skilled or proficient at something is to say that they are "inept" at it. This is a stronger word that means that someone is completely lacking in abipty or skill. For example, you could say "He's completely inept at cooking" or "She's completely inept at fixing cars."

It's also possible to describe someone as a "novice" at something, which means that they are new to it and still learning. For example, you could say "I'm still a novice at skiing" or "She's a novice at programming."

It's important to be mindful of how you phrase things, as some of these terms might be seen as negative or critical. It's always a good idea to be respectful and considerate of others' abipties and skills.