酸酐

suāngān 〔名〕酸缩去水而成的化合物。简称酐。

• 认真
• 认知
• 认罚
• 认罪
• 认证
• 认识
• 认识论
• 认负
• 认账
• 认购
• 认贼作父
• 认输
• 认错
• 认领
• 讥
• 讥刺
• 讥嘲
• 讥弹
• 讥笑
• 讥讽
• 讥诮
• 讦
• 讧
• 讨
• 讨价
• little by little
• live by
• live by oneself
• live by/on one's wits
• live down
• live from hand to mouth
• live in
• live off
• live on
• live out
• live through
• live up to
• live with
• long for
• look about/around
• look after
• look ahead
• look at
• look back
• look black
• look blank
• look blue
• look down one's nose at
• look down upon
• look for