英语词汇checking upon的读音、用法、中文释义、短语词组及例句-英汉双解词典

单词	checking upon
释义	checking upon 例句释义: 全部
随便看	oil sampling cock oil-sampling cock oil sampling valve oil sand oil sand oil sand core oils and fats oil sand mold oil sands oil-sands oilsands oil saponification value oil sardine oil saturation oil save-all oil saver oil saving bearing oil scale oil scavenger oil scavenger pump oil scavenger pump gear oil scavenger pump shaft oil scavenging pump oil scoop oil scraper

英汉双解词典包含2704715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。