He began by rubbing out Badly Drawn Dog with a large rubber.

他首先用一块大橡皮擦掉“画得不好的狗”。

Toothless sat on his shoulder, angrily rubbing sleep out of his eyes with one wing.

无牙坐在他的肩膀上，愤怒地用一只翅膀擦去睡意。

I was doing a long, hard sum, and in rubbing out another sum to make room for it, I rubbed out the difficult one by mistake.

刚刚我正在做一个又长又难的加法，我擦去另一个式子给它腾空时不小心把难的式子擦掉了。

For three long hours my uncle worked on without a word, without lifting his head; rubbing out, beginning again, then rubbing out again, and so on a hundred times.

叔叔一言不发、头也不抬地工作了三个小时。擦掉，重新开始，然后再擦掉， 如此反复一百次。

As for me, after long resistance, I was overcome by sleep, and fell off at the end of the sofa, while uncle Liedenbrock went on calculating and rubbing out his calculations.

至于我，经过长时间的抵抗， 我被困住了，跌倒在沙发尽头，而利登布罗克叔叔则继续计算着， 擦着他的计算。