Overhanging structure refers to a word or a phrase, which should have been used as a modifier, but the logic relationship is not clear with its modified ingredients. 摘要懸垂結構指的是一個詞或者一個短語，它本應在句中做修飾語，但卻與其所修飾的成分之間邏輯關系不清楚。
Advantageously the viscosity of the molten weld metal from which the barrier is formed is so high that it is possible to form the barriers with overhanging end profiles. 有利的粘度熔融焊縫金屬的阻隔而形成如此之高，有可能構成障礙，懸垂年底概況。