Those goods are available in strong wooden drums of 1,2,5,10 and 20 litres.
这些货物分别装入1、2、5、10、20升的木桶里。
When you return to the office the following morning or after the holiday, you can listen to the messages and take any necessary action.
当你第二天早晨或体假后回到办公室,你可以听那些留言,然后采取必要的行动。