然后出现了钢丝弦，接着膝上吉他就诞生了。膝上吉他也被称为钢吉他，因为演奏者会在琴颈上下滑动一个钢棒。

Then came steel strings, and that led to the lap guitar—which is also called the steel guitar because the player slides a steel rod up and down the neck.

youdao

曼认为海地的断层与加利福尼亚圣安地列斯的断层是相似的，因为两者的板块都在朝地平线的方向相互滑动研磨。

Mann equates the fault in Haiti with the San Andreas fault in California, as both have plates that slip and grind past one another in a horizontal direction.

youdao

弦乐器的演奏者练习的则是在左手的手指上下滑动的同时，用右手前后拉动琴弓——两个截然不同的动作。

String players practice moving the fingers of the left hand up and down, while drawing the bow to and fro with the right arm — two entirely different movements.

youdao