英英释义：a period of a particular kind of activity, weather, illness etc, usually a short period 

“spell”除了动词“拼写”的意思外，还有个常见、好用的意思：“一小段时间、一阵子”。我们可以用它来替换 a short period of time，让表达更简洁、更地道。

需要注意的是，虽然 spell 本身有短时间的意思，但它前面也可以用 short 或 brief 来修饰。

sentence

1. He has been going through a bad spell lately.

2. Unaccustomed to train rides, she suffers from dizzy spells. 

3. People have found it hard to cope with the hot spells.

4. Under Mr Juncker’s new rules, this cooling-off period has been extended to two years for commissioners and three for the president. This is still a short spell by the standards of some countries. 

5. Charles Handy has been through a lot of challenges in a long career as a manager at Royal Dutch Shell, an oil giant, followed by a spell in academia and acclaim as a business writer championing more flexible, less hierarchical organisations. 

6. Floods, storms and cold spells also carry a climatic fingerprint. When Hurricane Harvey hit America in August 2017, it stalled over Texas, delivering huge quantities of rain, which caused heavy flooding and more than 80 deaths. 

7. Not only does he expect to get through the current dry spell—Chennai’s worst since 2004—he also insists that, for the city, water scarcity will soon be a thing of the past. 

practice

这几个小学生因为饥饿，感到阵阵头晕。

These students of primary school felt dizzy spells because of hunger.

参考翻译：The pupils begin having dizzy spells from hungry. 或 Hungry, the pupils begin having dizzy spells.