单词uncertain
adj.: 拿不准；无把握；犹豫；多变的
网络: 不确定的；不定的；无常的
无把握；犹豫；拿不准:
feeling doubt about sth; not sure
多变的；难预料的:
likely to change, especially in a negative or unpleasant way
不确定的；未决定的:
not definite or decided
信心不足的；迟疑的:
not confident
迟疑的;不踏实;缺少把握,把握不实
犹豫的,犹豫不决,犹豫不定,优柔寡断
忽明忽暗的,闪烁不定的
难以断定,捉摸不透,捉摸不定的,难以捉摸的
多变;没有保障;摇曳不定的;游移不定的
不能断定的,不明的,未定的
吃不准,拿不准,拿不定主意;心里七上八下
含糊的,不明确的,没有确定,没有确切的
(行动)不定的,含糊的;不确定的,易变的;不可靠的
不定的,不稳定;不确定,不肯定,没有定准;时好时坏
adj.+n.:
uncertain future,uncertain outcome,uncertain position
adj.unsurevaguedoubtfulhesitantundecided
adj.sureexact
When Locke finally returned to England, he found the country in a state of crisis, and his own position in it especially uncertain.
当洛克终于回到英国，他认为国家处于危机状态，和他自己的立场，它是不确定的。
Throw in the immense gratitude I feel toward her, and I"m uncertain if I can even get through the conversation.
考虑到我对她巨大的感激之情，我不确定自己能够从与她的交谈中找回平衡。
Her eyes were still those of a young girl, just touched with an uncertain expression of innocence and inquiring.
她的眼睛还是象年轻的姑娘那样，带着一点捉摸不定的天真好奇的神情。
carol was uncertain what she wanted to read , and her mother suggested law on the grounds that it would be much more useful than the arts.
卡罗尔不知道读什么科目好，她妈妈劝她学习法律，因为她妈妈认为法律比文学等科目有用。
Now I still do not know my dad died or not dead, uncertain of one"s life, tidings none.
现在我还不知道我爸死了还是没死，生死未卜，音信全无。
"Housing prices will decline in the fourth quarter this year, but how much it will drop is uncertain, " Xu said.
徐说，“今年的第四季度，房屋的价格将会下降，，但它会下降多少是不确定的。”
For a moment, a nimbus of energy tendrils crackled around Rodimus, as if they were uncertain what it was they were supposed to be doing.
一时间，一轮能量的光晕环绕在补天士身边，并且噼啪作响，仿佛还不确定它们将要做的事情。
Just how much a hydropower boom will help is uncertain.
但水电的繁荣可以给它带来多大的帮助仍然是个未知数。
It seems to represent a benign adnexal neoplasm of uncertain histogenesis, both of pilosebaceous and eccrine origin have been suggested.
皮肤淋巴腺瘤被认为是一种良性的皮肤附属器肿瘤，其组织发生来源仍然不明，目前被认为可能的来源有毛囊与皮脂腺或是汗腺。
The authorisation of the existing applicants, all of which have been waiting for at least two years, was already uncertain.
对于存在的核准申请，所有的都至少已经等了2年，最终还不一定批准。