# invaluable ##### 词义 - 英：/ɪnˈvæljuəbl/； 美：/ɪnˈvæljuəbl/ - #词性/adj 极宝贵的；极有用的 ##### 例句 - Review of this nature can be invaluable as aid to the selection of the correct equipment when the choice seems infinite . - 对选择仪器感到没有头绪的时刻，有关这些特性的评论为挑选恰当的设备提供了极宝贵的帮助。 - No doubt he 'd been looking forward to the wedding ever since it was announced , as an invaluable chance to cut a figure and do some good public relations work . - 毫无疑问，打从婚礼的消息宣布之日起，他就期望这一天的到来，认为这是崭露头角和增大社会关系的极宝贵的机会。 - The book will be invaluable for students in higher education . - 这本书对于高校学生将有重大价值。