wall stud（墙龙骨）是什么意思？音标发音+图解场景

墙龙骨 /ˈwɔːl ˈstʌd/ n

English: wall stud · 墙龙骨

释义：Vertical member used in walls to support the double plate; the facing is attached to it.

这个词出现在以下图解场景（1）