The groove is intended to catch at the shear line as a deterrent to picking.

凹槽是为了赶上在作为一种威慑切变线到采摘。

The silver- colored ring around the center of the core is at the shear line.

在锁芯中央的银色金属片就是切线！

The second one was produced by a mesocyclone , which developed along the shear line, and the strong convergence.

第二阶段暴雨是由切变线上的强辐合及切变线上形成的边界层中尺度气旋造成的。

Notches on the inside of the shear line ring (see Figure 10) allow the sliders to freely move up and down when the key is inserted or removed in the neutral position.

在切线圆环内部的缺口（插图10），能让叶片在钥匙插拔的时候自由的上下移动。