English Dictionary

downcast

/ˈdaʊnkæst/

noun

(computing) A cast from supertype to subtype. / (obsolete) A melancholy look. / (mining) A ventilating shaft down which the air passes in circulating through a mine.

The downcast of the object was successful.

意味（1）

(computing) A cast from supertype to subtype.

意味（2）

(obsolete) A melancholy look.

That downcast of thine eye.

意味（3）

(mining) A ventilating shaft down which the air passes in circulating through a mine.