inseparate

Sport and the movie have been inseparate since the projector had been invented by Thomas Alva Edison.

要运动与电影从爱迪生发明放映机那一刻起即结下不解。

The industry design is inseparate from the man-machine interface design, which is in close association with the human psychology.

要业不开人机界面，而人机界面又不开人类心理学。