Today's Sentence
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Within days, the electricity grid fails as fuel supplies run out and there's nobody to override the powerstation's failsafe mechanisms.
Original Video：
What if all humans on Earth disappeared? | BBC Ideas
Key Vocabulary
1. electricity
electricity
[iˌlekˈtrɪs.ə.t̬i] (n.)
2. grid
grid
[grɪd] (n.)
3. override
override
[ˌoʊ.vɚˈraɪd] (v.)
4. mechanism
mechanism
[ˈmek.ə.nɪ.zəm] (n.)
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