adj. 有规律的;规则,整齐的;不变的;合格的;
n. 正规军;主力(或正式)队员;常客;
adv. 定期地;经常地;
💡 reg国王+ular...的 → 国王统治的 → 规则的
"He's been given a regular ten - minute slot on the radio."
电台定期给他十分钟的节目广播时间.
近义:patron, frequenter, habitue, normal, ordinary, standard
反义:infrequent, irregular, matchless, nonconforming, atypical, peculiar