Their failures in the realm have damaged their self-confidence and creditability.他们在本领域的失败使他们的自信心和可信度受损。
The creature has the largest eyes in the whole animal realm.在整个动物界中这种动物眼睛最大。
The king was concerned about the safety of the realm.国王十分关心王国的安全。

［同义词］   area, country, kingdom
［词源］＜拉丁语regimen(统治)