benchmark

C1 Oxf 5000 大学 FREQ #44747 ★☆☆☆☆

[计] 基准程序; 基准

发音

US /ˈbɛn(t)ʃmɑːk/

词形变化

benchmarks 复数 benchmarks benchmarked benchmarking benchmarks 三单 benchmarking 现在分词 benchmarked 过去式 benchmarked 过去分词

别名

bench mark

教材释义与例句

名词

基准；标准检查程序

动词

用基准问题测试（计算机系统等）

释义与例句

n. C1 Oxf 5000
  1. 1.

    A standard by which something is evaluated or measured.

    Near-synonym: criterion

  2. 2.

    A surveyor's mark made on some stationary object and shown on a map; used as a reference point.

    Near-synonym: datum

  3. 3.

    A computer program that is executed to assess the performance of the runtime environment.

    计算机 工程 数学
v.
  1. 1.

    To measure the performance or quality of (an item) relative to another similar item in an impartial scientific manner.

    To use something (e.g., a competitor's product) as a standard to improve one's own thing.

    及物/不及物 及物
  2. 2.

    To measure the performance or quality of (an item) relative to another similar item in an impartial scientific manner.

    To give certain results in a benchmark test.

    不及物 及物

词汇关系

名词

上位词 7

standard measure reference criterion touchstone point of reference reference point

相关短语

canned benchmark

词源

From bench + mark. First use appears c. 1842. Originally a mark cut into a stone by land surveyors to secure a bench (from land surveying jargon in the 19th century, meaning a type of bracket), to mount measuring equipment. The figurative sense first appears c. 1884.

来源：wiktionary