不確定的,不定的
易變的,無常的,多變的,不穩(wěn)定的,變動的
含糊的,不明確的
靠不住的,不可靠的
不定的,未決定的
無把握的,信心不足的
猶豫的,遲疑的
難預料的
be uncertain about不確信;對沒有把握;對;對…沒有掌握
feel uncertain感到疑惑不解;疑惑
uncertain reasoning不確定推理;不確定性推理;所以研究不確定性推理
uncertain region不確定范圍;不可辨區(qū);不確定區(qū)域;非確定范圍
uncertain of不確知;對
uncertain system不確定性系統(tǒng)
The Uncertain不確定性
uncertain knowledge不確定知識
uncertain evidence不確定證據(jù)
1. Students all over the country are facing an uncertain future.
漢全國各地學生前途未卜。
來自柯林斯例句
2. The sandbank was uncertain, like quicksand under his feet.
漢那個沙壩并不穩(wěn)固,他腳下如同踩著流沙一般。
來自柯林斯例句
3. For a minute he looked uncertain, and then recovered his composure.
漢有一小會兒他看上去有些遲疑不定,之后又恢復了鎮(zhèn)定。
來自柯林斯例句
4. The future for manned space flight is looking increasingly uncertain.
漢載人宇宙飛行的前景看上去充滿了越來越多的變數(shù)。
來自柯林斯例句
5. He stopped, uncertain how to put the question tactfully.
漢他停頓下來,猶豫著該如何巧妙地提出那個問題。
來自柯林斯例句
1. 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"
2. 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 consquences"
"without further evidence his story must remain uncertain"
3. not established or confirmed;
"his doom is as yet unsealed"
4. not firm or secure;
"balancing three boxes in an uncertain pile"
5. not certain to occur; not inevitable;
"everything is uncertain about the army"
"the issue is uncertain"
6. subject to change;
"a changeable climate"
"the weather is uncertain"
"unsettled weather with rain and hail and sunshine coming one right after the other"
7. not safe from danger or mishap;
"faced an uncertain future"
"an unsure existence"
8. not consistent or dependable;
"an uncertain recollection of events"
"a gun with a rather uncertain trigger"
9. ambiguous (especially in the negative);
"she spoke in no uncertain terms"