◎ 压顶 yādǐng
(1) [the sky was covered with dark clouds]∶由头顶上面压下来,多用于比喻
乌云压顶
(2) [house top]∶露天的墙顶上用砖瓦等筑成的覆盖层

1.coping; skew （砖石山墙的）

露天的墙顶上用砖、瓦等筑成的覆盖层。