单词	淵洞
释义	淵洞 yuān dòng極深的洞穴。
随便看	bubble measurement bubble memories bubble memory bubble memory application bubble memory board bubble memory card bubble memory chip bubble memory circuit bubble memory controller bubble memory device bubble memory fabrication bubble memory module bubble memory movement bubble memory operation bubble memory operation temperature bubble merging, bubble coalescence bubblemeter bubble meter bubble method bubble method detection bubble method leak detection bubble method of viscosity measurement bubble migration bubblemint bubble mixed light soil