realm
noun [ C ] uk/relm/ us/relm/
(AREA)
C2 （兴趣或活动的）界，领域，范围
an area of interest or activity
Her interests are in the realm of practical politics. 她的兴趣在于实用政治。
(COUNTRY)
formal王国
a country ruled by a king or queen
the defence of the realm 保卫王国
The matter was hotly debated in all the towns of the realm. 此事在该王国内的各个城镇都进行了激烈的讨论。
Idiom
beyond/within the realms of possibilityidiom UK (US beyond/within the realm of possibility) 不／可能的
impossible/possible
It's not beyond the realm of possibility that some schools may have to cut sport altogether. 有些学校可能不得不完全砍掉体育课，这并非完全不可能。
"Do you think he could step down?" "I think it's within the realms of possibility, yes."