single track system 单轨制
single-track magnetic system 单迹磁记录系统
·2,447,543篇论文数据，部分数据来源于NoteExpress
On the whole, topic-comment sentences, the main sentence type in Chinese, are led by topic and based on mainly a single-track system-meaning.
总体来说，主题句是主题统领下的、近乎语义单轨的结构，是汉语的主要句型。
youdao
应用推荐
模块上移
模块下移
不移动