单词	be at a fall
释义	be at a fall 景况很困难
随便看	categorized management categorized management of forest categorized orientation categorized representation categorized rubbish collection categorized study categorized system categorized teaching categorized variable categorize method categorizer categorizer design categorizers categorizes categorizes system categorizezation categorizing categorizing audiograms categorizing carefully of customers categorizing measurement categorizing process categorizings categorizing system categorizing taxonomic system category