I'm sorry to have caused you so much inconvenience.
给你造成诸多不便,我很抱歉。
It is one thing to speak much and another to speak pertinently.
话讲得多是一回事,讲得恰当是另一回事。
It took him some time to connect the long rubber pipe to the air supply pipe that ran round the port, but at last it was done and as a result work was able to progress much faster.