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なし， ナシ， 梨， 梨子
1. nashi (esp. Pyrus pyrifolia), Japanese pear, Asian pear
tbd
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大きい， おおきい
1. big, large, great
2. loud
3. extensive, spacious
4. important, decisive, valuable
5. older, grown up
大的；大声的；广阔、宽敞；重要、关键、有价值的；年长的；成熟的
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
