com·men·tary /ˈkɑmənˌtɛri/
  注釋,評論,批評
  Com·men·ta·ry n.; pl. Commentaries
  1. A series of comments or annotations; esp., a book of explanations or expositions on the whole or a part of the Scriptures or of some other work.
     This letter . . . was published by him with a severe commentary.   --Hallam.
  2. A brief account of transactions or events written hastily, as if for a memorandum; -- usually in the plural; as, Caesar's Commentaries on the Gallic War.
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  commentary
       n : a written explanation or criticism or illustration that is
           added to a book or other textual material; "he wrote an
           extended comment on the proposal" [syn: comment]