Then his arms stiffened in an awkward sidewise shot and the next instant he landed on hands and knees on the floor.

之后他的胳臂僵硬地从侧面投了一个球，动作略显尴尬，下一刻他的手和膝盖着地。

And I stooped down on hands and knees to pick it up.

我弯下腰，用手和膝盖把它捡起来。

On hands and knees I got the tent up and dragged my sleeping bag into the tent and lay down out of the cold wind.

我爬起来跪在地上终于撑起了帐篷，把睡袋拖了进去，躺在了抵挡寒风的帐子里。

Deftly, on hands and knees, he began to sort the ashes from the grate into the fender, handling them with the greatest caution.

他手脚并用， 灵巧地开始将炉排中的灰烬分拣到挡泥板中， 小心翼翼地处理它们。

Emerging from the kitchen at noon, Mrs. Adams found her daughter on hands and knees, scrubbing the bases of the columns between the hall and the " living-room" .

中午从厨房出来，亚当斯夫人发现她的女儿手脚并用，正在擦洗大厅和“起居室”之间的柱子底部。

He stood there for a moment, then with an imperative gesture he waved me aside, and once more, on hands and knees, he continued his search of the floor of the shed.

他在那儿站了一会儿， 然后用一个命令的手势把我挥到一边， 然后又一次用手和膝盖继续他在棚子地板上的搜索。