知识与理解 - 不熟练

used to describe a person who seems to be incapable of doing something due to a lack of necessary resources or skills

缺乏做某事所需技能的人

used to say that someone is extremely bad at doing something

不擅长做某事

a person or thing that excels at doing only one thing

只擅长一件事的人

used to say that one did not have much experience with something and therefore is not very good at it

由于缺乏练习而暂时无法进行的人

having little knowledge or experience of a particular situation or activity

缺乏经验的

to no longer be able to do a certain activity as well as one did in the past

不再擅长某事的人

to lack knowledge or understanding of a particular concept or term

没有关于某事的信息

an unscientific or inaccurate estimate or method

手指在空中