hart

名词 n.
/hɑːt/    /hɑɹt/

英文释义

名词 n.
  1. A male deer, especially the male of the red deer after his fifth year. countable
    — With milke-white Hartes vpon an Iuorie ſled, Thou ſhalt be drawen amidſt the froſen Pooles, And ſcale the yſie mountaines lofty tops: Which with thy beautie will be soone reſolu’d.
  2. Obsolete spelling of heart. alt-of,obsolete
    — For this reliefe much thanks, tis bitter cold, / And I am ſick at hart.
  3. In the RISC-V instruction set architecture, a hardware thread.
    — It is required by the RISC-V specification that at least one hart be assigned an ID of 0.
  4. The meat from this animal. uncountable
    — We are to have hart for dinner on Jack’s birthday; you call it deer in Grenada.
  5. The stag of any deer species. archaic,countable,uncountable

词形变化

hart plural harts plural harts plural harts plural

词源

词源 1
From Middle English hert, from Old English heorot (“stag”), from Proto-West Germanic *herut, from Proto-Germanic *herutaz (compare Dutch hert, German Hirsch, Danish/Norwegian/Swedish hjort), from Pre-Germanic *kerudos, from Proto-Indo-European *ḱerh₂- (“horn”). Doublet of Heorot.
Cognates
Compare Welsh carw (“deer”), Latin cervus (“deer”), cervīx (“nape of the neck”), Lithuanian kárvė (“cow”), Russian коро́ва (koróva, “cow”), Ancient Greek κόρυδος (kórudos, “crested lark”), κορυφή (koruphḗ, “summit, crown of the head”), κορύπτω (korúptō, “to butt with horns”), Avestan 𐬯𐬭𐬏 (srū), 𐬯𐬭𐬎𐬎𐬁 (sruuā, “horn; claw, talon”), Sanskrit शरभ (śarabhá, “mythical antelope”). More at horn.
词源 2
See heart.
词源 3
Abbreviation of hardware thread. As stated in The RISC-V Instruction Set Manual, Volume I:
The term hart was introduced in the work on Lithe (Pan et al., 2009) and (Pan et al., 2010) to provide a term to represent an abstract execution resource as opposed to a software thread programming abstraction.
RISC-V Foundation
The corresponding source reads:
Our proposal has two main components. First, we export a new low-level unvirtualized hardware thread abstraction, or hart, from the operating system to applications. […]
Heidi Pan, Benjamin Hindman, Krste Asanović
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