文学 字符 释 sign 记号 与文字所记录的词在读音及意义上都没有联系的字符。
notation 记号，记法 symbol 符号，记号 token 标记，记号
notation 记法；记号 sign 记号，符号，正负号 token 记号
系统软件 语言与编译 释文 token 记号
- drift wave
- drift wave turbulence
- Drigalski Island
- drill
- drillable bridge plug
- drill barrow
- drill bit
- drill collar
- drill collar wave
- drill-core sampling
- drill-down
- drill-down analysis
- driller console
- drill floor robot
- drill gamma-ray surveying
- drill hole
- drill-in fluid
- drilling
- drilling accident
- drilling accident handling
- drilling and blasting method
- drilling and blasting method of rock engineering
- drilling and block
- drilling application
- drilling assembly