fail to do A or (to) do B这个结构是什么意思,改怎么用

fail to do A or (to) do B这个结构是什么意思,改怎么用 never fail to do fail to do fail to do=? fail to do sth=? fail to do 还是fail to have done? We do not plan to fail we fail to fail in sth..fail to do sth.啥意思? fail to do和 fail doing有区别没? fail to why do you fail to see me? often fail to do英文意思 Learn to fail or fail to Learn to fail or fail to learn 地道的准确意思 不真正懂的请不要瞎翻译误导人 learn to fail和fail to learn 意思相同还是相反 fail to do sth与forget to do的区别 英语单词与英文释义对应~Be unable to find ,or no longer have something; fail in a competition.Obtain or deserve something through work or effortObtain something through good luck,or in a competitionUse something inefficiently,or fail to tak can anyone fail to obey a request like this or not?求翻译 can anyone fail to obey a requst like this or not?急用! fail to reach or catch是哪个词语的意思