英文英文字典
英文英文字典
古腾堡计划中的在线英语-英语词典
结果
Tiebeam的结果
Tiebeam
(n.)
A beam acting as a tie, as at the bottom of a pair of
principal rafters, to prevent them from thrusting out the wall. See
Illust. of Timbers, under Roof.