inactive

FREQ #28184 ★☆☆☆☆

a. 不活动的, 停止的, 怠惰的, 闲置的 [计] 非活动的

发音

UK /ɪnˈæktɪv/

词形变化

inactives 复数 inactives more inactive 比较级 most inactive 最高级

释义与例句

n.
  1. 1.

    A person who does not take action.

adj.
  1. 1.

    Not active, temporarily or permanently.

    The volcano is inactive, but is only dormant.

    Inactive user accounts may be deleted after 90 days.

  2. 2.

    Not engaging in physical activity.

  3. 3.

    Not functioning or operating; broken down

    The photocopier is inactive pending repair.

  4. 4.

    Retired from duty or service.

    Admiral Jones is now on the inactive list.

  5. 5.

    Relatively inert.

    化学

    Aluminium is inactive towards water.

  6. 6.

    Showing no optical activity in polarized light.

    物理

    Synthetic glycine is optically inactive as it contains equal amounts of the d- and l- form.

词汇关系

形容词

同义词 6

still static passive dormant motionless nonoperational

反义词 1

active

近义相关 10

off dead dark slow flat retired dull idle dormant soggy

参见 2

lethargic unenergetic

相关短语

inactive ingredient inactive ingredients

词源

Etymology tree Proto-Indo-European *né Proto-Indo-European *n̥- Proto-Italic *ən- Latin in- Proto-Indo-European *h₂eǵ- Proto-Indo-European *-eti Proto-Indo-European *h₂éǵeti Proto-Italic *agō Latin agō Proto-Indo-European *-wósder. Latin -īvus ▲ Ancient Greek ἐνεργητῐκός (energētĭkós)sl. Latin āctīvus Latin ināctīvuslbor. French inactifder. English inactive From French inactif. See also earlier unactive.

来源：wiktionary