a frail and sensitive child的用法和样例：
- The other one is also a frail and shortcoming man, need his protect and help?
- It has the good effect on reddish swelling, desquamation, tarnish and red blood streak, appropriate for frail and sensitive skin.
- He has only a frail chance of winning the prize.
- And yet, at a time of fast-melting glaciers and strange rains, of spreading deserts and rising seas, it is a frail and distant promise.