He has to drive for twenty minutes to get from his house to his office.
从他的家到他的办公室有20分钟的车程。
Evil comes to us by ells and goes away by inches.
罪恶来时,尺进寸退。
and since most medical men in the Health Services are overworked and have little time for offering time-consuming and little-appreciated advice on such subjects as diet,