Her departure is a big loss to the school.

她这一走对学校来说是一个巨大的损失。

《牛津词典》

To make us learn more from this trip, the school had taken away all of our electronic equipments including mobile phones, laptops, IPODs etc on the day of our departure.

学校为了让我们彻底体验到这次旅行的意义，在出发的当天就收走了所有人身边的电子设备，包括手机，电脑，Ipod等等以保证我们不受到任何外界的干扰。

youdao

As it grew near the end, and time to return to school, I prepared her day by day for my departure.

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