presume

詳細解釋：

pre.sume

v.（動詞）
pre.sumed,pre.sum.ing,pre.sumes
v.tr.（及物動詞）
To take for granted as being true in the absence of proof to the contrary.
推測，假定：在沒有證據證明是相反的情況下想當然是正確的
To give reasonable evidence for assuming; appear to prove.
認定：為假設而給出合理的證據；似乎能證明
To venture without authority or permission; dare:
冒昧，擅自：沒有權威或沒得到允許就冒險地做；冒昧：
例句：
He presumed to invite himself to dinner.
他膽敢擅自前來吃飯

v.intr.（不及物動詞）
To act overconfidently; take liberties.
擅自行事：過分自信地行動；擅自行事
To take unwarranted advantage of something; go beyond the proper limits:
濫用，利用：非法地利用某物；超過適當界限：
例句：
Don`t presume on their hospitality.
不要利用他們的熱情好客

To take for granted that something is true or factual; suppose:
構想，相信：理所當然地認定某事是真的或確鑿的；猜想：
例句：
That`s the new assistant, I presume.
我想那就是新來的助理

來源：
Middle English presumen
中古英文 presumen
from Old French presumer
源自 古法文 presumer
from Late Latin praesômere
源自 後期拉丁語 praesômere
from Latin [to anticipate]
源自 拉丁語 [預料]
prae- [pre-]
prae- [前綴，表.在…之前.]
sômere [to take] * see em-
sômere [拿，取] *參見 em-

【引伸】
presum.edly
presum.er
n.（名詞）
<參考辭彙><同義詞>presume,presuppose,postulate,posit,assumeThese verbs signify to take something for granted or as being a fact.Topresume is to suppose that something is reasonable, justifiable, sound, or possible in the absence of proof to the contrary:
這些動詞都表示認為某事是理所當然的或認定某事是事實。Presume 是指在沒有證據表明結果是相反的情況下認定某事是合理的，無可非議的，完美的或者是可能的：
例句：
.I presume you`re tired after the long ride. (Edith Wharton).
.長途旅行後我想你肯定累了. （伊迪絲·華頓）。

例句：
We cannot presume the existence of life on other planets.
我們不能推定其他行星上沒有生物。

Presuppose can mean merely to believe or suppose in advance;it can also mean to require as an antecedent condition:
Presuppose 可僅指相信或預先假設；也可指要求有一個先決條件：
例句：
It is unrealistic to presuppose a sophisticated knowledge of harmony and counterpoint in a beginning music student.
要求一個初學的人具有和聲學和對位法方面的知識是不現實的。

例句：
The evolution of species presupposes a process of natural selection.
生物演變是以自然選則的過程為前提的。

Postulate andposit denote the assertion of the existence, reality, necessity, or truth of something, as something considered to be self-evident or axiomatic,as the basis for reasoning or argument:
Postulate 和posit 意指對某事的存在、實現、需求或真相的斷言， 如被認為是自明的或公理的某事，如作為推理和辯論的根據：
例句：
.We can see individuals, but we can`t see providence; we have to postulate it. (Aldous Huxley).
.我們不得不認為我們可以看到個體卻看不到遠見；我們必須承認它. （阿爾道斯·赫胥黎）。

例句：
Historical linguists posit a common ancestor from which both Romance and Germanic languages descend. Toassume is to accept something as existing or being true without proof or on inconclusive grounds:
歷史語言學家認為羅斯語系和德文語系由同一種語言演變而來。 Assume 是指在沒有證據或不確定的情況下認為某事是存在的或是真實的：

例句：
Why do you assume that I`m angryô
為什么你會認為我在生氣ô

例句：
.We must never assume that which is incapable of proof. (G.H. Lewes).
.我們從不在沒有證據證明的情況下假定某事. (G·H·路易斯）