按从上到下的顺序数字标注
Grabbable 1 of 7.
Grabbable 2 of 7.
Grabbable 3 of 7.
Grabbable 4 of 7.
Grabbable 5 of 7.
Grabbable 6 of 7.
Grabbable 7 of 7.
No dropzone.
Dropzone 1 of 3.
Dropzone 2 of 3.
Dropzone 3 of 3.
完成
训练方法
1
