selection

B2 CET-4 Oxf 3000 大学 FREQ #7273 ★★★☆☆

n. 选择, 选文, 精选品 [医] 选择, 淘汰

发音

US /səˈlɛkʃən/

词形变化

selections 复数 selections

教材释义与例句

名词

选择，挑选；选集；精选品

释义与例句

n. B2 Oxf 3000
  1. 1.

    The process or act of selecting.

    选择

    可数 不可数

    The large number of good candidates made selection difficult.

  2. 2.

    Something selected.

    可数 不可数

    My final selection was a 1934 Chateau Lafite.

  3. 3.

    A variety of items taken from a larger collection.

    可数 不可数

    I've brought a selection of fine cheeses to go with your wine.

  4. 4.

    A musical piece.

    可数 不可数

    For my next selection, I'll play Happy Birthday in F-sharp minor.

  5. 5.

    A set of data obtained from a database using a query.

    可数 不可数 计算机 工程 数学
  6. 6.

    The ability of predicates to determine the semantic content of their arguments. ᵂᵖ

    可数 不可数 语言学
  7. 7.

    A list of items on which user operations will take place. ᵂᵖ

    可数 不可数 计算机 工程 数学
  8. 8.

    A unary operation that denotes a subset of a relation.

    可数 不可数 数学
  9. 9.

    The free selection before survey of crown land in some Australian colonies under land legislation introduced in the 1860s. ᵂᵖ

    可数 历史 不可数
  10. 10.

    The free selection before survey of crown land in some Australian colonies under land legislation introduced in the 1860s. ᵂᵖ

    A plot of land, or farm, thus selected.

    澳大利亚 可数 历史 不可数
  11. 11.

    The stage of a genetic algorithm in which individual genomes are chosen from a population for later breeding. ᵂᵖ

    可数 不可数 生物
  12. 12.

    Ellipsis of natural selection.

    可数 不可数 生物

词汇关系

名词

同义词 9

pick choice option survival extract excerpt excerption natural selection survival of the fittest

上位词 10

action activity passage variety deciding mixture decision-making assortment motley potpourri

下位词 10

way cut pleasure decision favorite track willing vote cutting election

相关短语

selection rule [化] 选择定则; 选律 selection rules Selection Sunday Selection Monday selection sort [计] 选择分类 selection sorts Selection Mondays Selection Sundays selection bias 选择偏差 selection biases selection effect r/K selection theory Helly's selection theorem forum selection clause 协议管辖条款 forum selection clauses

词源

Learned borrowing from Latin sēlēctiō (“the act of choosing out, selection”), from sēligō (“choose out, select”), from sē- (“apart”) + legō (“gather, select”). Equivalent to select + -ion.

来源：wiktionary