He handed me his homemade business card and promised to be at our beck and call for the duration of our holiday.

他给了我他自制的名片，承诺在我们度假期间他召之即来。

youdao

Observations of babies indicate that they are born primed to expect that the world will be at their beck and call.

对婴儿的观察表明，自打他们出生之时就已经期待着世界听他们的使唤。

youdao

I'll pay you to be at my beck and call.

我会付钱给你，只要你随传随到。

youdao