Tener Una Cara De Telefono Ocupado - Puerto Rican Spanish: to be angry, literally "to have a face like a busy telephone".

波多黎各西班牙语：生气了，字面义“有张脸像忙碌的电话”。

youdao

I was busy with my homework when telephone rang.

电话响时，我正忙着做作业。

youdao

Friends need to bear in mind, busy, a short text messages on the convenience of a telephone contact.

朋友需要放在心上，忙了，一条短信，一个电话就方便着联络。

youdao

She was busy on the telephone to foreign ministers before they met in Brussels on January 31st.

ECONOMIST: Charlemagne

It was a busy afternoon on the telephone yesterday as friends, colleagues, and acquaintances wanted to know why the stock market was suddenly and seemingly without warning, worried about the economy.

FORBES: Upgrades Continue After Dismal Day

The tiny device used a simplified form of handwriting recognition to let busy executives jot down important notes and telephone numbers.

FORBES: Sub-Windows