教育学 [学习理论] 释 learner-centered design;LCD 以学习者为中心的设计 以强调对学习者的关注为共同特征的一系列用以指导教学软件、数字化学习环境及学习活动设计的思想、原则与方法，强调关注学习者的特征与需求。
计算机硬件 输入输出设备 释文 liquid crystal display, LCD 液晶显示
- improper prior
- improper quadric
- improper quotient object
- improper rational function
- improper refinement
- improper representation
- improper rotation
- improper rotation group
- improper sales behavior
- improper set
- improper singularity
- improper subalgebra
- improper subclass
- improper subgraph
- improper subgroup
- improper submodule
- improper subobject
- improper subset
- improper subspace
- improper symbol
- improper symmetry operation
- improper transformation
- impropertransposition
- improper valuation
- improv comedy