速记| pend, append, depend, expend, impend-UP单词量第243天

词根学习第243天： pend, pens=悬挂, 称量, 付钱 速记| pend, append, depend, expend, expenditure, expense, impend-词根UP单词量第243天 pendant, pending, dependable, dependent, dependence, expensive—串15个单词 辨析两种“花费”—expenditure, expense