美[r?lm] 1 . This is a target which is surely within the realm of possibility.
這是一個(gè)完全有可能實(shí)現(xiàn)的目標(biāo)。
來自柯林斯例句
2 . in the realm of literature
在文學(xué)領(lǐng)域內(nèi)
來自《權(quán)威詞典》
3 . The king maintained order within the bounds of his realm .
國(guó)王在其王國(guó)的疆界之內(nèi)維持著秩序.
來自《簡(jiǎn)明英漢詞典》
4 . The king was concerned about the safety of the realm .
國(guó)王十分關(guān)心王國(guó)的安全.
來自《簡(jiǎn)明英漢詞典》
5 . Their failures in the realm have damaged their self - confidence and creditability.
他們?cè)诒绢I(lǐng)域的失敗使他們的自信心和可信度受損.
來自《簡(jiǎn)明英漢詞典》
1.a domain in which something is dominant;
the untroubled kingdom of reason
2.a knowledge domain that you are interested in or are communicating about;
it was a limited domain of discourse
3.the domain ruled by a king or queen
Tomcat提供Realm支持。 Realm類似于Oracle系統(tǒng)中經(jīng)常使用的role。在Oracle系統(tǒng)中，一個(gè)role對(duì)應(yīng)著對(duì)一組特定資源的訪問權(quán)限，具有特定role的用戶只能訪問role中指定的資源。Tomcat使用Realm使某些特定的用戶組具有訪問某些特定的Web應(yīng)用的權(quán)限，而沒有權(quán)限的用戶不能訪問這個(gè)應(yīng)用。 【Realm類似于Unix里面的group。在Unix中，一個(gè)group對(duì)應(yīng)著系統(tǒng)的一定資源，某個(gè)group不能訪問不屬于它的資源。Tomcat用Realm來對(duì)不同的應(yīng)用（類似
