To interact with a computer solely by voice is much more difficult work t than using various hardware input devices and monitoring the computer state with visual feedback.
只通过语音与计算机交互相比起使用各种硬件输入设备和利用可视反馈监视计算机状态来说，是一项更为艰难的工作。
The functional programming approach is easy to understand, but can be difficult to apply if you are used to the more procedural and state-focused imperative languages.
函数编程方式很容易理解，但是如果您习惯了过程序和关注状态的命令式语言，可能不太容易适应它。
Especially, when they learn the knowledge about sinusoidal steady -state circuit analysis, they feel more difficult.
特别是学到正弦稳态电路分析内容时，更是如堕五里云雾中。
And its management and procedure are still not consummate. State student loan is the special individual consumption credit, and the risk in its operation is more difficult to measure and control.
目前，个人消费信贷在我国产生不久，有关的管理办法和具体操作手段还不严密也不完善，作为一种特殊的个人消费信贷产品的国家助学贷款，其业务中的风险更是难以度量和控制。
But the recent shift of China's larger agricultural companies from state-owned to profit-driven private entities will make the current trends toward large, mono-crop farms more difficult to reverse.
但是中国最近的大型农业公司纷纷从国有到逐利的私营实体转变，这样会使得现在大型、单一作物为主农场的趋势更难扭转。
The data obtained by non-steady-state method are more reliable, but the mathematical treatment is difficult and difficult to calculate by hand.
非稳态法获取的数据较为可靠，但数学处理难度较大，不易手工计算。
The data obtained by non-steady-state method are more reliable, but the mathematical treatment is difficult and difficult to calculate by hand.
非稳态法获取的数据较为可靠，但数学处理难度较大，不易手工计算。
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