hit and miss done or occurring at random; succeeding by chance rather than through planning.
2013New Zealand Herald As several reviewers have noted, Kinect's voice-recognition ability is hit and miss.
英语词组固定搭配大全包含15956条英汉双解词组,基本涵盖了全部常用英文词组、短语的翻译及用法,是英语学习的有利工具。