rigourousness英美网络 严密网络英英释义nounexcessive sternnessseverity of characterthe harshness of his punishment was inhumanthe rigors of boot campSynonym:severityseverenessharshnessrigorrigourrigorousnessinclemencyhardnessstiffnesssomething hard to endurethe asperity of northern wintersSynonym:asperitygrimnesshardshiprigorrigourseverityseverenessrigorousness