open-and-shut

漢語翻譯

a. 極簡單的, 明白的, 容易解決的, 時晴時陰的

英文解釋：

形容詞 open-and-shut:

1. so obvious as to be easily solved or decided

例句：

1. As far as I can see the whole matter is open-and-shut.
   我看整件事是一清二楚。
2. He's obviously guilty it's an open-and-shut case.
   他顯然有罪--此案昭然若揭。

詳細解釋：

o.pen-and-shut

adj.（形容詞）
So obvious as to present no difficulties; easily settled or determined:
一目了然的：十分清晰以至於不會帶來任何困難的；容易解決或作出決定的：
例句：
an open-and-shut case.
一目了然的案件