sporadic

英 [spəˈrædɪk]

美 [spəˈrædɪk]

adj.  偶尔发生的; 间或出现的; 阵发性的; 断断续续的

TOEFLIELTSGRETEM8医学

Collins.1 / BNC.11284 / COCA.11539

牛津词典

adj.

• 偶尔发生的；间或出现的；阵发性的；断断续续的
  happening only occasionally or at intervals that are not regular
  1. sporadic fighting/gunfire/violence, etc.
     零星的战斗、一阵一阵的炮火、间或发生的暴力事件等
  2. sporadic outbreaks of the disease
     那种疾病的偶尔爆发

柯林斯词典

• ADJ-GRADED 间断发生的;零星的
  Sporadicoccurrences of something happen at irregular intervals.
  1. ...a year of sporadic fighting over northern France...
     法国北部发生零星战斗的一年
  2. The sound of sporadic shooting could still be heard.
     仍能听见零星的枪声。

英英释义

adj

• recurring in scattered and irregular or unpredictable instances
  1. a city subjected to sporadic bombing raids

双语例句

• But outbreaks and sporadic importations continue to affect an additional four countries in Africa.
  但是，疫情和零星输入情况继续影响到非洲另外四个国家。
• The epidemiological characteristics and molecular typing on S.senftenberg and S.thompson were corresponded with the relatively sporadic and outbreak cases.
  结论肠炎、鼠伤寒仍是本市优势致泻性血清型，山夫登堡和汤卜逊病例符合沙门菌性相对散发和集中暴发的分子流行特征。
• In most wars there have been sporadic civilian riots.
  在绝大多数战争中都有零星的平民骚乱。
• Her attendance at school was sporadic.
  她三天两头旷课。
• Commonly a sporadic disease, actinobacillosis occasionally occurs in high incidence.
  放线杆菌病通常是一种散发性疾病，但偶尔也有高的发病率。
• The majority of cases are sporadic and due mainly to environmental factors.
  大多数病例是散发性的，主要是由于环境因素。
• Sporadic violence killed several people on Saturday.
  不时发生的暴力行为于周六造成了数人的死亡。
• Sporadic memories pictures, and remain some have lost love powder.
  零星的回忆画面中，残留某些已失的爱情粉末。
• Sporadic but sensational Taliban attacks continue in the north and in Kabul.
  塔利班继续在北部和喀布尔发动零星但骇人听闻的攻击。
• Results the low echo may be either sporadic or diffuse.
  结果广泛低回声表现为散在性和弥漫性。