“make-busy”的概念、定义、翻译、参考文献-科学参考

单词	make-busy
释义	make-busy [`māk `biz·ē] ^{COMMUNICATIONS} A switch whose activation makes a dial telephone line or group of telephone lines appear to be busy and thereby prevents completion of incoming calls.
随便看	anchored dune anchored-type ceramic veneer anchor escapement anchor gear anchor ice anchorite anchor light anchor log anchor nut anchor packer anchor pattern anchor pile anchor plate anchor rod anchor shackle anchor station anchor stone anchor tower anchor wall anchor washpipe spear anchor well anchor windlass anchovy anchylosis ancipital

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