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- 高数教学advanced mathematics
- 数to count
- 高数学习leaming of higher mathematics
- 高数教改reform of advanced mathematics teaching
- 高清high definition
- 高的lofty
- 行高height of row
- 高达attain
- 高科技high technology
- 行数linage
- 页数pagination
- 高等higher
- 有数know exactly about sth.
- 更高higher
- 数位digital
- 数个couple
- 高质量high quality
- 为数amount to
- 高端high-end
- 可数名词countable
