standby ['stændbai]

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n. ����Ʒ������������
adj. ���õ�
adv. ���õأ�������

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n. understudy

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1. A system configuration that excludes standby equipment.
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2. If the electricity fails, the hospital has a standby power apparatus.
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3. Traffic wardens blocked off the road to normal vehicles; a police car and an ambulance were on standby. It was exam day.
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n.
  1. something that can be relied on when needed
  2. an actor able to replace a regular performer when required
adj.
  1. ready for emergency use

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standby
��֧��Э����Ϣ; ׼��; �ȴ�; ����(����);
on standby
����; ����״̬; ����;
standby generator
�󱸷����; �ṩ���÷����; �󱸷���� ���ݵ���; �󱸷���� ��ͨ;
hot standby
�ȱ���; �Զ�ʽ����ϵͳ; ��ͣ��; �ȱ��ݣ�������������������ջ����ӵ�һ�����ߵ�΢��ͨ�Ų���;
standby unit
���ò���; ���û���; ���û���,���ò���;