be uncertain of

You may be uncertain about some of your coworkers and your boss.

对于一些同事或是老板，你可能没有把握。

With income uncertain most are farmers or migrant workers, liable to be fired at any time they tend to stash savings with credit co-operatives, postal savings bank outlets, or the Agricultural Bank of China.

由于收入不确定（多数人是农民或者随时可能被解雇的农民工），他们往往会把积蓄存在信用合作社、邮政银行网点，或者中国农业银行（Agricultural Bank of China）。

In addition to relate transaction variables can bring positive benefits, the effects of other variables are not significant which variable itself theoretically impact may be uncertain or the selection of data.

除了关联交易变量能够带来明显的正效益外，其他变量对收购方企业绩效的影响不显著，这可能与变量本身理论上对企业绩效影响不确定，也与我们选择的数据有关。

However, since the life insurance is a long-term economic action, the factors of government policy and economic cycles may cause the interest rate to be uncertain during the time of insurance.

而寿险产品特有的长期性，使保险期间利率会因为政府调控、经济周期等多种宏观经济原因而波动。

Once abandoned by OKC, Haeden came to this new city on his own, like a lonewolf, facing the uncertain destiny, on the road doomed to be bumpy, will Harden fall to the bottom or rise to the level of his idol Kobe Bryant.

一度被OKC抛弃，哈登如同一只孤狼，独自来到这座陌生的城市。面对着不确定的命运，在这注定坎坷的道路上，哈登会跌入谷底还是上升到他的偶像科比布莱恩特的水平？

The system consists of a stable linear time invariant system in its forward loop and dynamic uncertainties in the feedback loop, which can be described by an uncertain operator with its input time derivative satisfies integral quadratic constraints.

所考虑的系统由正向通道的线性时不变稳定系统与反馈通道的不确定动态特性所构成的闭环系统。反馈通道的不确定性由输入导数满足积分二次约束（IQC）的非线性算子描述。

The artificial ventilation system is a multi-factor system with some high uncertain risks which should be under controlled by medical risk management of hospitals.

基于呼吸机建立的人工气道系统是一个多环节的复杂系统，存在高度不确定的应用风险性。

You will be uncertain of your feelings.

不能确定自己的感受.