单词	periodo carbon
释义	periodo carbon n.全碘化碳
随便看	frequent travel frequent traveler frequent travelers frequent travel plan Frequent travel will be required frequent tree Frequent tree mining Frequent trip frequent unemployment frequent update frequent updates frequent urination Frequent urination and easily getting thirsty frequent use frequent-use frequent-uses frequent value frequent ventricular captures frequent ventricular extrasystoles frequent ventricular premature beats Frequent-vibration trapping light frequent visit frequent visiting frequent visitor frequent visits