1. 名詞
   下體
   (動植物或飛機等的)下部
   次要角色, 從附屬地位
   

   同義字詞
   bottom,underbelly,underbody,underside,undersurface
   

例句

1. The underparts and shoulders are white.
2. Underparts white with rufous or tawny bars.
3. The underparts are sharply different in color.
4. The underparts are greyish, darker on the flanks.
5. The underparts are white with dark scale markings.
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