“off-hook service”的概念、定义、翻译、参考文献-科学参考

单词	off-hook service
释义	off-hook service [`ȯf ´hu̇k ´sǝr·vǝs] ^{COMMUNICATIONS} Priority telephone service for key personnel that affords a connection from caller to receiver by the simple expedient of removing the phone from its cradle or hook.
随便看	zone of aeration zone of avoidance zone of cementation zone of illuviation zone of intersection zone of maximum precipitation zone of optimal proportion zone of saturation zone of silence zone of soil water zone of suspended water zone plate zone-position indicator zone punch zone purification zone refining zone theory zone time zoning zonite zonochlorite zonula occludens zoocecidium zoochlorellae zoochory

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