underlying movement的意思|示意

This activism and the views underlying it came to prevail in the United States labor movement and in 1935 the AFL unequivocally reversed its position on health legislation.

这种激进主义及其背后的观点在美国劳工运动中占据了主导地位，1935年，美国劳工联合会明确地改变了其在卫生立法方面的立场。

This phenomenon reflects an underlying movement of P2 with respect to a relatively constant A2.

这种现象反映了与A2相对衡定对应的P2潜在运动性。

What is underlying this new movement in real estate, and why do these cities have so much appeal?

房地产市场这种新变动的背后是什么？为什么这些城市有这么大的吸引力？