Please wait on the chair over there until you are called.

请在那边的椅子上等待呼叫。

youdao

Wait politely, please. Don't cut in on others.

请礼貌地等待。不要打断别人。

youdao

Please wait on, will you? I'm just coming!

请稍等片刻好吗？我就来！

《新英汉大辞典》

But if I have not convinced you, please wait a moment before getting on the phone to Portugal to order your T-shirts.

BBC: Bruce Forsyth in 1971

Please wait, this might take a minute box on the HR10-250.

ENGADGET: Review: Series3 TiVo HD