| 单词 | failsafe |
| 例句 | DEFINITIVE EXAMPLES 权威例句〔fail-safe〕The camera has a built-in failsafe device which prevents it from working if the right signals aren't received.照相机有内置自动防故障装置，该装置确保相机在未接到正确信号时不会启动。柯林斯高阶 |
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