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なす， 為す
1. to do, to commit, to carry out, to bring about
tbd
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やり直す， 遣り直す， 遣りなおす， やりなおす
1. to do over again, to redo, to start over, to remake, to resume, to recommence
重做，重来，重新开始
こと， 事， 縡
1. thing, matter
2. incident, occurrence, event, something serious, trouble, crisis
3. circumstances, situation, state of affairs
4. work, business, affair
5. after an inflectable word, creates a noun phrase indicating something the speaker does not ...
tbd
は
1. indicates sentence topic
2. indicates contrast with another option (stated or unstated)
3. adds emphasis
指示句子的主题；表示与另一选项（无论是否明确提及）形成对比；表示强调
