During is a preposition. It means throughout or for as long as something lasts. For example, during the afternoon means throughout the afternoon or at some time in the afternoon.
- The sun shone during the whole match.
- The band played during the afternoon.
During can also mean at some moment within a period of time.
- It rained during the afternoon. (= It rained at some time in the afternoon.)
- He visited me during my stay in hospital.
- I was in Australia during the summer for two weeks.
- He had many painful experiences during his childhood.
- I met some interesting people during my trip to Italy.
- He visited us twice during his stay in Mumbai.
- He had never met his father during his childhood.
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