Operatorless
a. (电话)自动的；无接线员的
🗣️ 情景例句
My apologies.
我道歉。
The darkest hour is that before the dawn.
黎明前是最黑暗的时刻。
I'd like to congratulate you very much. That was a wonderful concert.
衷心祝贺你。这场音乐会真是太好了。