英语词汇“nodding donkey”的翻译、意思、用法、释义-英汉汉英词典

单词	nodding donkey
释义	nodding donkeyn.<非正式>(石油工业中使用的)循环泵, 往复泵详细释义源自:《新世纪英汉大词典》Collins外研社 n.（石油工业中使用的）循环泵，往复泵<非正式>
随便看	bakin birji baking baking additive baking coal baking core baking dish baking dry baking dry varnish baking enamel baking enamel steel plate baking enemel baking finish baking furnace baking-hot baking machine baking oven baking pan baking paper baking powder baking quality baking resin bakings baking sheet baking soda baking stove