

inefficiency
Meanings
Related Words
efficiency noun
/ɪˈfɪʃn̩si/
效率,效能
"The efficiency of the planning department is deplorable."
规划部门的工作效率实在太差了。
effectiveness noun
/ɪˈfɛktɪvnəs/ /əˈfɛktɪvnəs/
有效性,效力
"The effectiveness of the drug was well established."
这种药物的有效性已经得到了充分的证实。