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案外， あんがい
1. unexpectedly, surprisingly
2. unexpected, unanticipated, unforeseen, surprising
tbd
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つまらない， 詰らない， 詰まらない
1. dull, uninteresting, boring, tedious
2. insignificant, unimportant, trifling, trivial, worthless
3. absurd, foolish, silly, stupid
4. useless, pointless, disappointing
沉闷的，乏味的，无趣的，枯燥的
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
