单词	steel dog
释义	steel dog 蚂蟥钉,蚂蟥塔,扒钉,钢锁簧
随便看	formation-class formation coalition formation coefficient formation command system formation compaction formation component Formation composition formation compression Formation,Concept formation condiation formation condition Formation condition of reservoir formation condition of well formation conditions formation conductivity formation configuration formation constant formation constant of complex Formation constant of coordination compound Formation constants Formation constellation formation constraint formation construction formation contamination formation contrast