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n. 红外

红外

WordNet (r) 3.0 (2006) (WordNet)

Ir
n 1: a heavy brittle metallic element of the platinum group;
used in alloys; occurs in natural alloys with platinum or
osmium [synonym: {iridium}, {Ir}, {atomic number 77}]
2: a board of the British government that administers and
collects major direct taxes [synonym: {Inland Revenue}, {IR}]

The Collaborative International Dictionary of English v.0.48 (gcide)

Ir \Ir\ n. (Chem.)
The chemical symbol for iridium, a metallic element of the
platinum group. It has atomic number 77 and an atomic weight
of 192.22.

Syn: iridium.
[WordNet 1.5]

Ir- \Ir-\
A form of the prefix in-. See {In-}.
[1913 Webster]

The Free On-line Dictionary of Computing (foldoc)

The {country code} for Iran.

(1999-01-27)

V.E.R.A. -- Virtual Entity of Relevant Acronyms (June 2006) (vera)

Internet Registry

Hitchcock's Bible Names Dictionary

Ir, watchman; city; vision

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单词	字典	翻译
Ir	查看　Ir　在百度字典中的解释	百度英翻中〔查看〕
Ir	查看　Ir　在Google字典中的解释	Google英翻中〔查看〕
Ir	查看　Ir　在Yahoo字典中的解释	Yahoo英翻中〔查看〕

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英文字典中文字典相关资料:

Internal Revenue Service | An official website of the United States . . .
Join the IRS in celebrating America's 250th Anniversary Where’s my refund? Check your refund and opt in for refund status email notifications Sign in Enter your SSN, filing status and refund amount on your return No sign in Use refund tracker Refund help Answer a few questions to find your options to resolve a tax debt
Free options and resources for preparing and filing taxes in 2026
IR-2026-38, March 20, 2026 — The Internal Revenue Service reminds taxpayers who still need to file their 2025 federal tax returns that free options and resources are available on IRS gov
Ir Conjugation | Conjugate Ir in Spanish
Conjugate Ir in every Spanish verb tense including preterite, imperfect, future, conditional, and subjunctive
Home - Home - myIR
Home - Home - myIR
What Is Interventional Radiology? - WebMD
Interventional radiology (IR) is a way to diagnose and treat cancer and other conditions without major surgery With IR, your doctor looks inside your body with imaging tests such as
Infrared - Wikipedia
Infrared (IR; sometimes called infrared light) is electromagnetic radiation (EMR) with wavelengths longer than that of visible light but shorter than microwaves The infrared spectral band begins with the waves that are just longer than those of red light (the longest waves in the visible spectrum), so IR is invisible to the human eye
Google Finance
Key chipmakers saw significant losses, with Micron dropping 13% just ahead of its quarterly earnings report, while high-flyers like Sandisk plummeted 14% In the first meeting under new Chair Kevin
Ir | Spanish to English Translation - SpanishDictionary. com
Translate Ir See 23 authoritative translations of Ir in English with example sentences, conjugations and audio pronunciations
Home - IR Impact
IR Impact is your go-to platform for news, analysis and actionable investor relations intelligence With cutting-edge benchmarking tools, expert-led research and in-depth reporting, we empower you to stay ahead of industry trends, make better decisions and drive meaningful impact in your IR program and the IR profession

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