second grade; second class; secondary
Used for ranks, levels, or classes in systems such as proficiency tests, licenses, or quality grades. Often appears in compound terms like 二級品 (second-class goods) or 二級建築士 (second-class architect).
He passed the second level of the Japanese Language Proficiency Test.
This product is sold as second-class goods.
二級 is the 'second-class' or lower grade directly below 一級 in ranked systems like exams, licenses, or product quality.
second-grade alcohol; second-class sake
second-class licensed architect
second-degree murder
secondary carbon atom
Compound of 二 (two) and 級 (class, rank).