/?l?nd.mɑ?rk ?b??θ.de?/(alsomilestone birthday)aspecialbirthdaysuch asyour18th, 21st, 30th, or 40thbirthday:意义非凡的生日,里程碑式的生日(如18岁、21岁、30岁、40岁等等)Forty, more than any otherlandmarkbirthday,seemstomarkthemomentwhen we make a reassessment of ourselves.四十岁的意义超过其他任何一个里程碑式的生日,似乎标志着一个我们重新评估自己的时刻。Sheconfinedherlandmarkbirthdaycelebrationsto alow-keyrestaurantlunch.这是一个具有里程碑意义的生日,她只低调地在饭馆里吃了个午餐。More examples
Those 30, 40, 50, 60landmarkbirthdaysnevermeantanything to me.
Headmitstheselandmarkbirthdaycelebrationsaren't the mostcomfortableexperiences.
As hecelebratedhislandmarkbirthdayat StrachanHousecarehome, hesharedacenturyofmemories.
SMART Vocabulary: related words and phrasesBirthdays & anniversaries
anniversary
bicentenary
birthday
birthday card
birthday party
centenary
diamond jubilee
diamond wedding anniversary
earthstrong
golden jubilee
Gotcha Day
jubilee
milestone birthday
name day
ruby wedding anniversary
silver jubilee
silver wedding anniversary
tercentenary
See more results ?(Definition oflandmark birthdayfrom theCambridge Advanced Learner's Dictionary & Thesaurus? Cambridge University Press)#https://dictionary.cambridge.org//dictionary/english/landmark-birthday##