sporadic
英 [spə'rædɪk]
美 [spə'rædɪk]
sporadic 助记提示
1. *sper- "to strew" => sperm, spore, sporadic, sprawl, spray, spread, sprout.
2. Sporadic means etymologically 'scattered like seed'.
3. sperm, spore => sporadic.
4. sprout => sporadic.
5. spore => sporadic.
6. spread => sporadic.
sporadic 中文词源
sporadic 间发性的，断断续续的来自 spore,孢子，-adic,形容词后缀。即孢子状的，引申词义间发性的，断断续续的等。
sporadic 英文词源
- sporadic
- sporadic: [17] Sporadic means etymologically ‘scattered like seed’. It comes via medieval Latin sporadicus from Greek sporadikós, a derivative of the adjective sporás ‘scattered’. This was formed from the same base as produced sporá ‘act of sowing, seed’, ancestor of English diaspora [19] (etymologically ‘dispersal’) and spore [19]. And both were related to speírein ‘sow’, source of English sperm.
=> diaspora, sperm, spore - sporadic (adj.)
- 1680s, from Medieval Latin sporadicus "scattered," from Greek sporadikos "scattered," from sporas (genitive sporados) "scattered, dispersed," from spora "a sowing" (see spore). Originally a medical term, "occurring in scattered instances;" the meaning "happening at intervals" is first recorded 1847. Related: Sporadical (1650s); sporadically.
sporadic 双语例句
1. There were reports of sporadic fighting in the streets. 有报道说街上有零星战斗. 来自《简明英汉词典》
- 2. The area has been the scene of sporadic artillery duels over the last six weeks.
- 在过去的6周中，该地区曾经发生过零星的炮击。
来自柯林斯例句
- 3. In its common'sporadic " form, Creutzfeldt -- Jakob disease is rare in people under 50.
- 克雅氏病通常以“个例 ” 形式而且在50岁以下的人中偶发.
来自英汉非文学 - 生命科学 - 口蹄疫疯牛病
- 4. The sound of sporadic shooting could still be heard.
- 仍能听见零星的枪声。
来自辞典例句
- 5. Her attendance at school was sporadic.
- 她三天两头旷课。
来自辞典例句