lid bung
I had to wrench the lid off the barrel, it was stuck tight.
我必须把桶盖拧下来, 它太紧了。
—— 辞典例句He headed up the casks.
他把桶盖上了。
—— 给力词典精选Remove the bung and airlock and add are using to stop fermentation and to encourage settling.
去除桶盖和气密室并且增加停止发酵的物质来加快定性。
—— 给力词典精选