| 释义 |
Prefix: ir-- In, into, towards, within (il- is used before an l, im- before a b, m or p, ir- before an r)
- in-, il-, im- - Not (il- is used before an l, im- before a b, m or p, ir- before an r)
- in-, il-, im-, un-
Noun: IR
Usage: UK
- A board of the British government that administers and collects major direct taxes
- Inland Revenue [UK]
Noun: Ir- A heavy brittle metallic element of the platinum group; used in alloys; occurs in natural alloys with platinum or osmium
- iridium, atomic number 77
Type of: administrative body, administrative unit, metal, metallic element Encyclopedia: IR Ir |