IR

• abbr. 信息检索(=information retrieval)

英英释义

Noun:

1. a heavy brittle metallic element of the platinum group; used in alloys; occurs in natural alloys with platinum or osmium

2. a board of the British government that administers and collects major direct taxes

近反义词

【近义词】

• iridium 铱
• Inland Revenue (英国)税务局...