protrusive movement
检查者手臂前伸至与受检者距离中间处，移动手臂并不断摆动手指。
C. Fully extend arm midway between client and yourself, then move it centrally with fingers moving.
youdao
Fully extend arm midway between client and yourself, then move it centrally with fingers moving.
应用推荐
模块上移
模块下移
不移动