| 单词 | 断电时 |
| 例句 | DEFINITIVE EXAMPLES 权威例句〔dark〕The streets were dark during the blackout.断电时,街上一片黑暗。英汉大词典〔do ... for〕What did you do for light when the electricity was turned off?断电时你们是怎样解决照明问题的?21世纪英汉〔standby〕There are standby generators but these usually only have to work for a few hours a year during power cuts.有备用发电机，不过通常一年只在断电时使用几个小时。剑桥高阶There are standby generators but these usually only have to work for a few hours a year during power cuts.有备用发电机，但一年中通常只在断电时使用几个小时。剑桥国际 |
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