Usage priority
Collins 词频等级为 1，建议结合例句记忆，而不是只背中文释义。
不立即介入但保持待命的状态；为(突发或意外事件或情况)做准备。
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不立即介入但保持待命的状态；为(突发或意外事件或情况)做准备。；备用替代品；待命替换物。；休眠模式；睡眠模式。；在机场等待已满航班空位。；标准、可靠或常用的东西。
A state of readiness without immediate involvement; remaining in preparation for (a sudden or unforeseen event or situation).
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不立即介入但保持待命的状态；为(突发或意外事件或情况)做准备。
A state of readiness without immediate involvement; remaining in preparation for (a sudden or unforeseen event or situation).
备用替代品；待命替换物。
A replacement kept on standby.
休眠模式；睡眠模式。
Sleep mode.
在机场等待已满航班空位。
Waiting at the airport in the hope of getting a seat on a flight that is already booked out.
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Collins 词频等级为 1，建议结合例句记忆，而不是只背中文释义。
页面下方列出了常见词形变化。学习时注意它们在句子中的语法位置。
Dictionary facts from ECDICT, WIKTIONARY.