touch on造句

I felt a touch on my arm.
我觉得有人摸了一下我的手臂.

Such actions touch on betrayal.
这种行为近乎叛逆.

Sometimes even a light touch on the face is enough to trigger off this pain.
有时即便轻轻一碰脸部都足以引起这种疼痛.

• #touch on