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のあまり， の余り
1. so much (something) as to (e.g. so moved as to cry), overwhelmed, carried away, because of too much
tbd
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唸る， 呻る， うなる
1. to groan, to moan
2. to roar, to howl, to growl
3. to hum (engine, wind, etc.), to buzz, to whiz, to sough, to make a low, dull sound
4. to ooh and aah (in admiration)
5. to sing in a strong, low voice (esp. traditional chant or recitation)
6. to ...
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
