Forbid smoking inside the field, setting off fireworks & bamboo and carrying on welding in the field;

禁止在场内吸烟，燃放烟花炮竹及进行焊接工作；

youdao

Forbid smoking inside the field, setting off fireworks & bamboo and carrying on welding in the field;

禁止在场内吸烟，燃放烟花炮竹及进行焊接工作；

youdao