[ S ] the act of making a new or wider hole in something, especially in a cylinder in an engine (= t

中文解释

对发动机的气缸进行加工，通常是扩大气缸的直径或制造新的气缸孔，以使发动机能够承受更大的活塞。 When the engine was disassembled, it was found to need a rebore.