The event coordinator asked all speakers to wait backstage until their names were announced.

活動協調人請所有講者在後台等候，直到唸到他們的名字。

Our sales team worked backstage for weeks to prepare the product launch presentation.

我們的業務團隊在幕後準備了好幾週，才完成產品發表簡報。

Visitors on the theater tour can go backstage and see how the crew handles the props.

參加劇院導覽的遊客可以到後台參觀，看看工作人員如何處理道具。