英语词汇step tread board support是什么意思，step tread board support的用法、释义、翻译、读音、例句、短语词组-英汉汉英翻译词典

单词	step tread board support
释义	step tread board support　踏板托
随便看	General Assembly Program general assets general assignment general atrophy general attorney general audience general audience general audit general availability general average general average general average account general average act general average adjustment general average agreement general average and salvage general average apportionment general average bond general average clause general average contributions general average counter guarantee general average deposit general average deposit fund general average deposit receopt general average disbursement

英汉汉英翻译词典包含1679246条英汉翻译词条，基本涵盖了全部常用英语单词及常用语的翻译及用法，是英语学习及翻译工作的有利工具。