sporadic
sporadic
英[spəˈrædɪk]美[spəˈrædɪk]
adj.不定时发生的，时有时无的，零星的，分散的，哩哩啦啦；
副词：sporadically;
例句
Apomixes is divided into three types, including sporadic, constant and periodic.孤雌生殖有偶发性 、 经常性、周期性三种类型.
We know how Sporadic E affects VHF radio signals.我们知道怎么分散E影响VHF无线电信号.
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.
There were reports of sporadic fighting in the streets.有报道说街上有零星战斗.
Relative concentrations of molecular and metallic ions in midlatitude intermediate and sporadic - E layers.在 中纬度 中和时现E层分子和金属离子的相对浓度.
Medullary carcinomas can be sporadic or familial.髓样癌可以是散在单发,也可以是家族性发病.
Most of the smaller hornblendite bodies contain about 5 - 10 percent magnetite, with only local sporadic enrichment.在小的角闪岩体中,磁铁矿可占510%, 仅有*部的散染状富集.
Most of the multiple glomus tumors are sporadic but are hereditary or congenital.大部分多发性脉络球瘤为偶发性,但亦有少部分属于遗传或先天性.
Suddenly , a sporadic cannonball bombed in the battle field.敌人已经在城下骂阵了,我们却还是按兵不动.
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.
同义词
sporadic的同义词之：
occasionalfitfulepisodicintermittent柯林斯高阶英汉双解学习词典释义
ADJ-GRADED
间断发生的;零星的
Sporadic occurrences of something happen at irregular intervals.
例句
...a year of sporadic fighting over northern France...法国北部发生零星战斗的一年The sound of sporadic shooting could still be heard.仍能听见零星的*声。英汉词典释义
adj.
偶尔发生的；间或出现的；阵发性的；断断续续的
There were reports of sporadic fighting in the streets.有报道说街上有零星战斗。英英词典释义
Adjective
1. recurring in scattered and irregular or unpredictable instances;
"a city subjected to sporadic bombing raids"行业词典
医学： 散在的，散发的：非广泛扩散或流行的，仅偶然或散在发生的；
