n. 柱顶过梁, 门窗的头线条板

Architrave \Ar"chi*trave\, n. [F. architrave, fr. It.
architrave; pref. archi- + trave beam, L. trabs.] (Arch.)
(a) The lower division of an entablature, or that part which
rests immediately on the column, esp. in classical
architecture. See {Column}.
(b) The group of moldings, or other architectural member,
above and on both sides of a door or other opening,
especially if square in form.

Epistyle \Ep"i*style\, n. [L. epistylium, Gr. ?; 'epi` upon + ?
column: cf. F. ['e]pistyle.] (Anc. Arch.)
A massive piece of stone or wood laid immediately on the
abacus of the capital of a column or pillar; -- now called
{architrave}.