fission

界面语言: zh

🇺🇸 /ˈfɪʃən/

📖 释义

  1. noun
    核裂变; 分裂生殖; 分裂; 种群分裂
  2. verb
    裂变；分裂

🔗 详情

词形变化

可数 / 不可数 复数: fissions 第三人称单数: fissions 过去式: fissioned 过去分词: fissioned 现在分词: fissioning

常用搭配

nuclear fissionfission reactionfission productsinduced fissionspontaneous fissionfission bomb

派生词

fissionablefissilefissionability

同义词

splittingdivisionfragmentationcleavagedisintegration

反义词

fusion

易混淆词

fusion
EN: 'Fission' is the splitting of a nucleus into smaller parts; 'fusion' is the combining of nuclei into a larger one.
zh: '裂变'是指原子核分裂成更小的部分；'聚变'是指原子核结合成一个更大的原子核。
fissure
EN: 'Fissure' refers to a crack or split in a surface (geological/medical); 'fission' refers specifically to nuclear or cellular splitting.
zh: '裂隙'指表面上的裂缝或分裂（地质/医学）；'裂变'特指核或细胞的分裂。

拼写提示

EN: Do not confuse 'fission' (splitting) with 'fusion' (combining); they are near-opposites in nuclear physics despite similar spelling.
zh: 不要将'裂变'（分裂）与'聚变'（结合）混淆；尽管拼写相似，它们在核物理中几乎是反义词。

💬 例句

  1. The fission of uranium-235 releases enough energy to power entire cities.

    铀-235的裂变释放出足以供整个城市使用的能量。

  2. Amoebas reproduce by binary fission, splitting into two identical daughter cells.

    阿米巴虫通过二分裂繁殖，分裂成两个相同的子细胞。

  3. The fission of the political party into two factions weakened its influence.

    该政党分裂为两派，削弱了其影响力。

  4. Geographic fission of the population led to the evolution of distinct species on each island.

    种群的地理分裂导致每个岛屿上进化出不同的物种。

  5. When struck by a neutron, the uranium atom fissions and releases additional neutrons.

    当受到中子撞击时，铀原子发生裂变并释放出额外的中子。