| 单词 | abacus |
| 释义 | abacus (once / 9456 pages) 1n 2n An abacus is an ancient tool used for calculating that remains popular in some places even today. Some sort of counter (beads, beans, stones) is moved in a groove or on a wire to represent the different numbers in the equation. Abacus is a Latin word from a Greek word abax, which meant "counting table." The original abaci were created in sand. The plural abacuses can also be used. In architecture, an abacus can also refer to a flat slab that sits on top of the broad part of a pillar or column (called the capital) to help support a beam (called an architrave) that rests across several pillars. WORD FAMILYabacus: abaci, abacuses USAGE EXAMPLESSo a tip of the cap to unafraid administrators at Drew University, which unblocked College Abacus’s search software this year. New York Times(Dec 30, 2016) In July, Slack invested $1.97 million in 14 makers of bots, including Abacus, an expense reporting program. Wall Street Journal(Nov 13, 2016) The insurer claimed Abacus was designed so that Paulson could reap "huge profits" and Goldman "huge fees." Reuters(Nov 03, 2016) 1 n a calculator that performs arithmetic functions by manually sliding counters on rods or in grooves 2Hyper calculating machine, calculator a small machine that is used for mathematical calculations n a tablet placed horizontally on top of the capital of a column as an aid in supporting the architrave Hyper tablet a slab of stone or wood suitable for bearing an inscription |
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