- 話務(wù)員信號(hào)
- operator: n. 1.操作者,機(jī)務(wù)員;司機(jī),駕駛員;【軍事】電話兵; ...
- signal: n. 1.信號(hào),暗號(hào);信號(hào)器。 2.動(dòng)機(jī),導(dǎo)火線 (fo ...
- call operator signal: 呼叫話務(wù)員信號(hào)
- operator call in signal: 話務(wù)員呼入信號(hào)
- operator signal opr: 話務(wù)員信號(hào)
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