因为货物在出境口岸实施除害处理后需掏箱才能加施标识。
Because the goods at the exit port treatments should only be applied to the identification and drawing out box .
戴着口罩掏垃圾箱&纪念熊伟教授逝世五周年
Cleaning garbage wearing gauze mask ── In memoriam of Professor Xiong Wei
掏箱