a territory surrendered by Turkey or Germany after World War I and put under the tutelage of some other European power until they are able to stand by themselves
Adjective
required by rule;
"in most schools physical education is compulsory" "attendance is mandatory" "required reading"
例句
用作形容词(adj.)
It's mandatory to pay taxes.缴税是义务性的。
Mandatory retirement ages need to go.强制退休年龄必须废除。
Cremation is mandatory in most areas of Guangdong.火化在广东大部分地区是强制性的。