词汇	format denotation
释义	format denotation 格式标志
随便看	underground joint box underground journalism underground karst caves underground karst cavity underground kohlrabi underground laboratory underground labour underground lake underground lane underground large-scale structure underground launcher underground launching underground launching silo underground-launch silo underground law underground layer underground layer around well underground laying underground layout underground leaching Underground leaching mining technology underground lead-in underground leading-in underground leak underground leakage