| 释义 |
R66, R 66 or R-66 can mean: - R66 road (South Africa)
- Repeated exposure may cause skin dryness or cracking, a risk phrase in chemistry
- Robinson R66, a turboshaft-powered helicopter
- HDE 268835, a star, also called R66 or R 66
- the sole revolving restaurant in Hong Kong, see Hopewell Centre, Hong Kong
- Route 66 (disambiguation)
- R66 Protocol, an internet file transfer protocol
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