trapdoor

FREQ #29806

n. 地板门, 活板门, 活动天窗

发音

UK /ˈtræpdɔː/
其它
US /ˈtræpdoɹ/

词形变化

trapdoors 复数 trapdoors trapdoored trapdooring trapdoors 三单 trapdooring 现在分词 trapdoored 过去式 trapdoored 过去分词

别名

trap-door trap door

释义与例句

n.
  1. 1.

    A hinged or sliding door set into a floor or ceiling.

    活板门

  2. 2.

    Such a trap set into the floor of a stage to allow fast exits and entrances.

    艺术
  3. 3.

    A secret method of obtaining access to a program or online system; a backdoor.

    计算机 工程 数学
  4. 4.

    The special information that permits the inverse of a trapdoor function to be easily computed.

    计算机 工程 数学
  5. 5.

    A door in a level for regulating the ventilating current; a weather door.

    商务 采矿
v.
  1. 1.

    To subvert (a cryptographic scheme) by means of a secret parameter that makes the trapdoor function easy to compute.

    及物 计算机 工程 数学
  2. 2.

    To form a trapdoor deformity.

    不及物 医学

词汇关系

名词

上位词 1

door

相关短语

trapdoor spider trapdoor spiders trapdoor function trapdoor functions trapdoor effect trapdoor deformity trapdoor deformities wafer trapdoor spider wafer trapdoor spiders brushed trapdoor spider brushed trapdoor spiders

词源

From trap + door.

来源：wiktionary