墙口的英文

• wall opening

• 墙:    wall
• 口:    mouth
• 墙勒脚外角砌合:    angle bond
• 墙孔:    dietella; wall hole
• 墙里开花墙外香:    one's accomplishments are easily known outside his own unit

例句与用法

1. Construction and demolition operations - safety requirements for temporary floor holes , wall openings , stairways and other unprotected edges
   建筑施工和拆除工作.临时脚踏板和墙口楼梯和其他无保护边缘的安全要求