He couldn't add more coal, for Scrooge kept the coalbox in his own room.

他不能添加煤炭，因为史克鲁奇把煤炭箱放在他自己的房间里。

A minute afterwards,Hunca Munca, his wife,put her head out ,too;and when she saw that there was no one in the nursery, she ventured out on the oilcloth under the coalbox.

过了一下，亨卡忙卡，他媳妇儿，也把头探出来，她看到幼儿室里没有人，就大着胆子走到炭箱子下面铺的油布上面。