An art historian and collector, he was also a practising architect.他身为艺术历史学家和收藏家，同时也是一名从业建筑师。He became a ticket collector at Waterloo Station.他在滑铁卢车站当上了一名检票员。He earned his living as a tax collector.他以收税为业。...
This hole was a scant .23 inches in diameter.这个洞眼的直径只有0.23英寸。the diameter of a tree trunk树干的直径A diameter passes through the center of a circle.直径从圆心穿过....