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.
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.
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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