observe

vt. 觉察到, 遵守, 注意到, 庆祝
vi. 注意, 评论
【法】 遵守, 观察, 监视

副词:observingly 动词过去式:observed 过去分词:observed 现在分词:observing 第三人称单数:observes 

ob.serve

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：
例句：
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：
例句：
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：
例句：
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）：
例句：
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：
例句：
We were invited to the conference solely to observe.
我们被邀请，不过只是出席会议而已


来源：
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 observ3re [to abide by, watch]
源自 拉丁语 observ3re [遵守，看]
ob- [over] * see ob-
ob- [在…上] *参见 ob-
serv3re [to keep, watch] * see ser-
serv3re [保留，看] *参见 ser-

【引伸】
observ.ingly
adv.（副词）
<参考词汇><同义词>observe,keep,celebrate,commemorate,solemnizeThese 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：
例句：
observe the speed limit;
遵守速度限制；

例句：
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：
例句：
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：
例句：
We are planning a surprise party to celebrate her birthday. Tocommemorate 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：
例句：
.It [July 2, 77'] 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
.它［77'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 see