单词go-light-on
Just let your fingers go light on it and see if it wants to fall.
你把手指轻轻地搭在上面，看看它是否要落下来。
go light on To treat casually or gingerly.
随意地处理或小心翼翼地对待
If you"re a senior citizen and you worry about falling, maybe you should go light on the drinks.
如果你上了年纪而且也担心摔倒，那么你或许就应该少喝点儿。