During the excitement phase, muscle tension, heart rate, and blood flow to the genitals increases.

在兴奋期，肌张力、心率和流向生殖器的血液流量增加。

In the excitement phase, things are gettin' goin', blood is rushing to all the necessary places, genital areas are becoming engorged and secreting lubricant.

在兴奋阶段， 一切都开始了，血液涌向所有必要的地方， 生殖器区域变得充血并分泌润滑剂。