同步数位阶层
Traditional form:
同步數位階層
Pinyin (reading):
tóngbùshùwèijiēcéng
Definitions:
- synchronous digital hierarchy
- SDH
Characters:
- 同 - same, similar; together with, alike
- 步 - walk, stroll, pace, march; to make progress
- 数 - count, number, several
- 位 - seat, throne; rank, status; position, location
- 阶 - stairs, steps; degree, rank
- 层 - layer, floor, story, stratum
Traditional characters: