nongraded

常见例句

Vertical organization may include both graded and nongraded plans.
垂直组织包括分年级计划和不分年级计划。
American Association of School Administration, The Nongraded Primary Education: Making Schools Fit Children.Arlington, VA, 1992.
夏之莲：外国教育发展史料选粹（下册），北京师范大学出版社，2001年，第150页。
A nongraded elementary school.
一所不分年级的初级学校
nongraded school
不分级学校
nongraded system
不分级别