1. he only works sporadically.
他只是偶尔工作一下。

-- 来源 -- 汉英 - 翻译参考

2. When darkness fell that day, firecrackers began to pop, first sporadically, then bursting all over the neighbourhood.
这一天,天刚黑,爆竹声便接连地响起来,甚至在许多地方同时燃放。

-- 来源 -- 汉英文学 - 家(1-26) - 家(1-26) - jia-15

3. appearing sporadically in newspapers and journals from 1850 to 1878.
在1850年到1878年间,零星地发表在报纸和期刊上。

-- 来源 -- 空中美语-人物篇-认真的女人最美丽 - Songs of Solitude

4. "To move leisurely or sporadically from place to place, especially without purpose or regular employment."
"闲适地或不定期地从一个地方到另一个地方,尤指无目的或无固定职业地."

-- 来源 -- 英汉 - 翻译样例

5. The first three types are sporadically noted in every part of the world, where they are frowned upon by the majority.
前面3种类型在世界的任何地方都可能偶然地出现,但是会遭到大多数人的谴责。

-- 来源 -- 英汉 - 辞典例句

6. A more plausible explanation is that an oil/gas expulsion front followed by a gas expulsion front has moved slowly and sporadically updip toward the perimeter of the basin near the present oil and gas fields.
较为可信的解释是一个油气排出前缘及其之后的排气前缘缓慢地和零星地向上倾方向向盆地周边的目前的油气田所在地推进。

-- 来源 -- 汉英 - 翻译参考

7. The power of a silicon Raman laser typically hits a limit as photons sporadically collide with silicon atoms and release free electrons.
光子与矽原子发生零星碰撞并释放自由电子时,矽拉曼雷射的功率也会随之到达极限。

-- 来源 -- 140.119.115.32

8. Paragangliomas of head and neck are rare tumors that occur sporadically with the prevalence of about1 in30,000 of head and neck tumors.
摘要头颈部副神经节瘤是一罕见偶发的疾病,盛行率约占所有头颈部肿瘤的三万分之一。

-- 来源 -- www.teps.com.cn

9. The infalling matter that emits X-rays does not fall into the black hole at a steady rate, but rather more sporadically, which causes an observable variation in X-ray intensity.
发出X辐射射线的下陷物质并不是以恒定的速率落向黑洞,而是偶然发生的,这导致了一种可以被观察到的X射线辐射强度的变化。

-- 来源 -- science - 汉英

10. and then she had gone out in the rain, to a little general shop which was still sporadically open nearby, and came back with a cardboard box containing an outfit of Snakes and Ladders.
说完她就冒雨出门,到附近一家有时仍旧开着的小百货铺里,买回来一只装着骰子玩进退游戏的硬纸匣。

-- 来源 -- 英汉文学 - 1984 - 1984-3