他们用力拉绳子.They hauled away on the ropes.水手们用力拉笨重的船帆.The crew hauled at the heavy sail.他用力拉了拉吊下来的绳子,看它是不是经得住爬.He pulled at the rope hanging from above to see if it was safe for the climb....

“用力拉”的英语可以翻译为：pull at ...