There are different degrees of overlapping relationships among interdisciplinarity and frontier science, synthetic science and horizontalscience, but they are not all the same.
交叉学科与边缘学科、综合学科、横向学科有程度不同的重叠关系，但并不完全等同。
2
Speech linguistics belongs to behavioral science. It takes the two vertical and horizontal systems of speech as its study object.