英文字典中文字典


英文字典中文字典51ZiDian.com



中文字典辞典   英文字典 a   b   c   d   e   f   g   h   i   j   k   l   m   n   o   p   q   r   s   t   u   v   w   x   y   z       







请输入英文单字，中文词皆可：

abacus    音标拼音: ['æbəkəs]
n. 算盘

算盘

abacus
n 1: a tablet placed horizontally on top of the capital of a
column as an aid in supporting the architrave
2: a calculator that performs arithmetic functions by manually
sliding counters on rods or in grooves

Abacus \Ab"a*cus\ ([a^]b"[.a]*k[u^]s), n.; E. pl. {Abacuses}; L.
pl. {Abaci} (-s[imac]). [L. abacus, abax, Gr. 'a`bax]
1. A table or tray strewn with sand, anciently used for
drawing, calculating, etc. [Obs.]
[1913 Webster]

2. A calculating table or frame; an instrument for performing
arithmetical calculations by balls sliding on wires, or
counters in grooves, the lowest line representing units,
the second line, tens, etc. It is still employed in China.
[1913 Webster]

3. (Arch.)
(a) The uppermost member or division of the capital of a
column, immediately under the architrave. See
{Column}.
(b) A tablet, panel, or compartment in ornamented or
mosaic work.
[1913 Webster]

4. A board, tray, or table, divided into perforated
compartments, for holding cups, bottles, or the like; a
kind of cupboard, buffet, or sideboard.
[1913 Webster]

{Abacus harmonicus} (Mus.), an ancient diagram showing the
structure and disposition of the keys of an instrument.
--Crabb.
[1913 Webster]

安装中文字典英文字典查询工具!


中文字典英文字典工具:
选择颜色:
输入中英文单字

































































英文字典中文字典相关资料:


  • Abacus - Wikipedia
    Abacus-based mental calculation (AMC), which was derived from the abacus, is the act of performing calculations, including addition, subtraction, multiplication, and division, in the mind by manipulating an imagined abacus
  • How to Use an Abacus (with Pictures) - wikiHow
    The abacus (the suanpan is the most useful variety) is a deceptively simple calculating tool still used all over the world It's a useful learning device for the visually impaired, as well as for anyone who wants to learn the roots of the modern calculator
  • abacus - Wiktionary, the free dictionary
    Abacus is a table wiþ þhe whiche schappes be portrayed and i-peynt in powdre, and abacus is a craft of geometrie He [Gerebertus] was the first who took the abacus of the Saracens and gave rules for it, which can be barely understood by the most learned men of the craft, whose craftsmen are called abacists
  • Locations: | Abacus
    Abacus provides services nationwide, maintaining a physical presence in strategic locations throughout the United States We continue to expand into markets where we can quickly leverage the benefit of our experience, commitment, and growth
  • Global Staffing Services for Your Business – Abacus Service
    Abacus provides global staffing, IT services, and workforce solutions, connecting businesses with top talent while helping job seekers find rewarding opportunities
  • Abacus | Definition, History, Origin, Facts | Britannica
    Abacus, calculating device, probably of Babylonian origin, that was long important in commerce It is the ancestor of the modern calculating machine and computer The abacus was in universal use in Europe in the Middle Ages, as well as in the Arab world and in Asia
  • Abacus - New World Encyclopedia
    An abacus (plurals abacuses or abaci), also called a counting frame, is a calculating tool for performing arithmetical processes, often constructed as a wooden frame with beads sliding on wires





中文字典-英文字典  2005-2009