lacking or indicating lack of confidence or assurance;
\\\"uncertain of his convictions\\\"
\\\"unsure of himself and his future\\\"
\\\"moving with uncertain (or unsure) steps\\\"
\\\"an uncertain smile\\\"
\\\"touched the ornaments with uncertain fingers\\\"
not established beyond doubt; still undecided or unknown;
\\\"an uncertain future\\\"
\\\"a manuscript of uncertain origin\\\"
\\\"plans are still uncertain\\\"
\\\"changes of great if uncertain consequences\\\"
\\\"without further evidence his story must remain uncertain\\\"
not established or confirmed;
\\\"his doom is as yet unsealed\\\"
not certain to occur; not inevitable;
\\\"everything is uncertain about the army\\\"
\\\"the issue is uncertain\\\"
subject to change;
\\\"a changeable climate\\\"
\\\"the weather is uncertain\\\"
\\\"unsettled weather with rain and hail and sunshine coming one right after the other\\\"
not consistent or dependable;
\\\"an uncertain recollection of events\\\"
\\\"a gun with a rather uncertain trigger\\\"
ambiguous (especially in the negative);
\\\"she spoke in no uncertain terms\\\"
造句
用作形容詞(adj.)
Life on earth is short and uncertain. 地面上的生命是短暫而不確定的。
I\\\'m uncertain whether to go or not. 我不能肯定去還是不去。
It seems uncertain why he lost the election. 他落選的原因似乎并不清楚。
I told him what I thought of him in no uncertain terms! 我毫不含糊地把我對他的看法告訴了他。
This is a very uncertain time for the global economy. 當前全球經濟正面臨一個極不穩定的時期。
The uncertain weather delayed our departure. 天氣變換莫測，延誤了我們啟程。
常用短語
in no uncertain terms
用十分明確的言詞...
uncertain of
對 ... 不確知...
uncertain about
對 ... 不確知的...
be uncertain about
對 ... 不確定...
be uncertain of
不能確定
uncertain knowledge
不確定知識
uncertain relation
不定關系
market uncertain
市場漲落不定...
uncertain system
不確定系統
uncertain inference
不確定性推理...
uncertain prognosis
預后難定
uncertain rate
不確定匯率
uncertain reasoning
不確定推理
uncertain region
不可辨區, 不確定區...
組詞
A duty of very uncertain extent.
出自：S. Johnson
There is nothing so uncertain as..human destiny.
出自：J. McCosh
He was a man of uncertain temper and one could not..guess how he would react.