英语词汇concave tread怎么读，是什么意思，单词翻译、读音、固定搭配用法和短语词组及例句-英汉双解词典

英汉双解词典包含3607232条英汉词条，基本涵盖了全部常用单词的翻译及用法，是英语学习的有利工具。

单词	concave tread
释义	concave tread
随便看	scanning scale scanning scintillation spectrometer scanning scope scanning search scanning section coil scanning selector Scanning sensitivity scanning sensor scanning sequence scanning shift scanning signal scanning signal generation scanning signal input scanning sims microscope scanning slit scanning slit plane scanning sonar scanning sonar equipment scanning sonar system scanning sonobuoy scanning spectrometer scanning spectrophotometer scanning spectrophotometric unit for internal organs Scanning speech scanning speed