opercula

[əu'pə:kjulə]

operculum的复数

例句与用法：

Ring the operator and ask for Freefone 8921.

接通接线生，然後要免费通话8921号。

The radio operator sent (out) an appeal for help to headquarters.

无线电报务员向司令部发出求救信号。

Operator, I've just been cut off.'

｀话务员，线路断了.＇

Dial 100 for the operator.

拨100找接线员。

I am a computer operator.

我是一名计算机操作人员。