单词observe意思理解?

单词observe意思理解?
请问在句子：
Ancient Romans observed New Year's Day on March first.
中,“observe"怎么理解?能否造几个例句?thanks!

observe有三个重要的意思1.观察2.遵守3.庆祝,在这里是“庆祝”的意思.
给你补充一点字典上的东西.
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observe
[Eb5zE:v]
vt.
观察,观测,遵守,评述,说
observe
ob.serve
AHD:[…b-zûrv“]
D.J.[*b6z*8v]
K.K.[*b6z)v]
v.（动词）
ob.served,ob.serv.ing,ob.serves
v.tr.（及物动词）
To be or become aware of,especially through careful and directed attention; notice.
注意,觉察：觉察到,尤其是通过仔细和直接的注意；注意
To watch attentively:
观察：聚精会神地看：
observe a child's behavior.
观察一个孩子的行为
To make a systematic or scientific observation of:
观测：对…作系统的或科学的观察：
observe the orbit of the moon.
观测月球的轨道
To say casually; remark.
评论：随便地说；发表意见
To adhere to or abide by:
遵守：遵守或服从：
observe the terms of a contract.
遵守合同的条款
To keep or celebrate (a holiday,for example):
庆祝：保留或庆祝（如,节日）：
observe an anniversary.
庆祝周年纪念日
v.intr.（不及物动词）
To take notice.
观察
To say something; make a comment or remark.
评论：说；评价或发表意见
To watch or be present without participating actively:
看：观看或出席而不积极参与：
We were invited to the conference solely to observe.
我们被邀请,不过只是出席会议而已
Middle English observen [to conform to]
中古英语 observen [与…一致]
from Old French observer
源自 古法语 observer
from Latin observ³e [to abide by,watch]
源自 拉丁语 observ³e [遵守,看]
ob- [over] * see ob-
ob- [在…上] *参见 ob-
serv³e [to keep,watch] * see ser- 1
serv³e [保留,看] *参见 ser- 1
observ“ingly
adv.（副词）
observe,keep,celebrate,commemorate,solemnize
These verbs are compared as they mean to give proper heed to or show proper reverence for something,such as a rule,custom,or holiday.
当这些动词都表示给予一定注意或对某些事物,如对规定、习惯、或节日表一定尊敬时.
Observe stresses respectful adherence,as to law or tradition,often in the form of compliance with prescribed rites:
Observe 强调尊敬性的遵从,如对于法律或传统,常常以遵守规定的礼仪仪式为形式：
observe the speed limit;
遵守速度限制；
observe the Sabbath.
信守安息日.
Keep contrasts withbreak and violate; it implies actions such as the discharge of a duty or the fulfillment of a promise:
Keep 相对于break 和 violate； 它暗含有如未尽职责或没有实现诺言等行为：
He said he would help,and he kept his word.
他说过要帮忙的,他兑现了.
Celebrate in this comparison emphasizes observance in the form of rejoicing or festivity:
Celebrate 在这项比较上强调以欢乐或喜庆形式的遵从：
We are planning a surprise party to celebrate her birthday.To commemorate is to honor the memory of a past event;
我们正为他的生日而准备着一个惊奇的派对.而commemorate 是对过去的事件的记忆的尊敬；
solemnize implies dignity and gravity in the celebration of an occasion:
solemnize 暗含某一庆祝场面的庄重和严肃：
“It [July 2,1776] ought to be commemorated as the day of deliverance ...It ought to be solemnized with pomp and parade ...from one end of this continent to the other,from this time forward forevermore” (John Adams).See also Synonyms at see 1
“它〔1776年7月2日〕 应作为诞生之日来纪念…… 应用壮观的典礼和游行来隆重庆祝……从这片大陆的这头到那头,从此时到永远” （约翰·亚当斯）参见同义词 see1
observe
ob- 在；到；附近+ 拉丁词根serv 保护,维护,引申出“观察”)
用法见 see