彼女は中年デブだ。
tbd
She is fair, fat and forty.
She's a middle-aged fat woman.
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中年， ちゅうねん
1. middle-age, middle age, midlife, one's middle years
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