句子
sentence
sentence
句子分界符
sentence delimiter
句子关键字
sentence key
句子结构
sentence structure
句子可懂度
sentence intelligibility
句子模式
sentence pattern
句子清晰度
sentence articulation
句子生成
sentence generation
句子生成程序
sentence generator
句子形式
sentential form
句子形状
sentential shape
句子演算
sentential calculus
句子语义结构
semantic structure of sentences
句子长度
sentence length
句子长度计算
sentence length count
课题句子
topic sentence
空句子
empty sentence
矩阵符号
matrix notation
卷曲符号
curl sign
抉择符号
either symbol