图书预订 book reserving ; book reservation
图书预订系统 book booking system
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拖动和预订货物从下拉列表，绘制自己的货物的形状，后来用它保存在下拉图书馆，可能性是无止境的。
Drag and drop cargo from booking list, draw your own cargo shape, save it in drop down library for later use, the possibilities are endless.
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图书馆的预订区要的一个小时后关闭。
The reserve section of the library is due to close in one hour.
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