(1)但书；附文
法规中的附加条款或条款的一部分，用以排除、限制或明确法规所规定内容的适用范围。

(2)附带条件
转让契据、租赁、抵押、合同等法律文书所约定的附带条件。文书是否生效，通常取决于条件是否成就。

• due regard for the safety of others
• dues
• due to conditions of employment
• D.U.I.
• duke
• Duke of Exeter's Daughter
• Duke of York's Laws
• dulocracy
• duly adjudged
• duly authorized agent
• duly negotiated
• duly ordained minister of religion
• duly performed
• duly qualified
• duly recorded
• duly sworn
• dum
• dumb
• dumb-bidding
• dum bene se gesserit
• dumboc
• dum casta clause
• dum casta vixerit
• dum fervet opus
• dum fuit infra aetatem