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n. (Ãû´Ê)
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Noun:
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the chief solid component of mammalian urine; synthesized from ammonia and carbon dioxide and used as fertilizer and in animal feed and in plastics
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ÓÃ×÷Ãû´Ê (n.)
- A kidney also takes urea and mineral salts out of the blood.
Éö»¹ÅųöѪҺÖеÄÄòËغÍÎÞ»úÑΡ£ - Sweat consists of water with small amounts of urea and salts.
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- acetylene urea ÒÒȲëå
- alkyl urea Íé»ùëå
- urea nitrate ÏõËáÄòËØ,ÄòËØ»¯ÏõËá...
- urea cycle ÄòËØÑ»·
- urea peroxide ¹ýÑõ»¯ëå
- butyryl urea ¶¡õ£ëå
- urea clearance ÄòËØÀªÇåÂÊ,ÄòËØÇå³ý...
- ethylene urea ÑÇÒÒ»ùëå
- ethylmercuric urea ÒÒ¹¯ëå(ɱ¾úÒ©)...
- malonyl urea ±û¶þõ£ëå,°Í±ÈÍÁËá...
- urea resin ëåÈ©Ê÷Ö¬,ÄòËØÊ÷Ö¬,...
- urea adduct ÄòËؼӺÏÎï
- dibutyl urea ¶þ¶¡ëå
- acetyl urea ÒÒõ£ëå
- urea formaldehyde ÄòËؼ×È©
- urea agar ÄòËØÇíÖ¬
- urea herbicide ÄòËسý²Ý¼Á,ÄòËØÀà³ý...
- urea nitrogen ÄòËصª,ë嵪...
- butyl urea ¶¡ëå
- benzoyl urea ±½¼×õ£ëå
- ½ñÈÕÈÈ´Ê