单词

sporadic

读音

spəˈrædɪk

美式

英式

词根

无

释义

adj. 零星的；分散的；不定时发生的

例句

Her attendance in school was sporadic.

她在学校的出勤率很低。

Mikael's progress is sporadic.

米凯尔的进步是零星的。

Exercise was sporadic and mild.

他们的锻炼是零星而温和的。

强化记忆

无

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when Richard II was deposed by his cousin Henry IV in 1399.Despite sporadic unrest,their reign remained secure until 1422,

have terrible infrastructure --no roads to speak of, sporadic electricityand high levels of corruption.

about other tribes raiding and taking captives?""Yes, but tribal warfare was sporadic and limited.It certainly didn't wipe out 90% of the population."

have seen so many failed promises brokenand seen so many quacks and sporadic medicines offered to themthat building trust takes a lot of time,

This is neither national policy nor officially condoned,but many people are still afraid of the sporadic resurgence of Ebola virus.The results can be tragic.

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