[建] 分类, 分粒, 分级

Class \Class\ (kl[.a]s), v. t. [imp. & p. p. {Classed}
(kl[.a]st); p. pr. & vb. n. {Classing}.] [Cf. F. classer. See
{Class}, n.]
1. To arrange in classes; to classify or refer to some class;
as, to class words or passages.

Note: In scientific arrangement, to classify is used instead
of to class. --Dana.

2. To divide into classes, as students; to form into, or
place in, a class or classes.