单词	peak flow meter
释义	peak flow meter noun : a device that measures the maximum rate of air flow out of the lungs during forced expiration and that is used especially for monitoring lung capacity of asthmatics Example Sentences Recent Examples on the Web It can be done during spirometry or by breathing into a separate device, called a peak flow meter. Kimberly Goad, SELF, 11 Nov. 2021 Asthmatics should use peak flow meters, devices that measure the strength of a breath, to monitor how well their airways are staying open, Rizzo said. Sandee Lamotte, CNN, 21 Apr. 2020 Low readings on a peak flow meter, a different portable device that measures lung capacity, can also be a sign of an asthma attack, the Mayo Clinic says. Korin Miller, SELF, 1 June 2018 Word History First Known Use 1962, in the meaning defined above Medical Definition peak flow meter noun ˌpēk-ˈflō-  : a device that measures the maximum rate of air flow out of the lungs during forced expiration and that is used especially for monitoring lung capacity of individuals with asthma (as to indicate bronchial narrowing) called also peak expiratory flow meter
随便看	perchlorate perchlorates perchlorethylene quantum quantum chromodynamics quantum computer quantum computing quantum dot quantum efficiency quantum electrodynamics quantum electronics quantum entanglement quantum evolution quantum field theory quantum gravity quantum jump quantum leap quantum leaps quantum liquid quantum mechanical quantum mechanically quantum mechanics quantum mutatus ab illo quantum number quantum of action

英语词典包含469781条英英释义在线翻译词条，基本涵盖了全部常用单词的英英翻译及用法，是英语学习的有利工具。