常见例句A watch has three hands ---- the second hand, minute hand and hourhand. 手表有三根指針--秒針,分針和時針。The hourhand of history pointed at BC 256, which was the Warring State Period. 五年之後，也就是公元前251年，魚嘴郃、寶瓶開，都江堰工程終於建成了！ 返回 hourhand