难以

"I think the more important step should be to restrain the handsets with the duplicative codes in the network, but this is often complicated and hard to do," he said.

她表示："我认为，更重要的一步应当是限制拥有复制识别码的手机入网，但这通常相当复杂，也难以操作。"

Forensic labs also claim that the defense regularly makes overly burdensome and duplicitous requests for ream s of material.

法医实验室还主张，辩方定期要求他们提供极度繁重的、有意欺骗的大量材料，他们难以负担。

Forensic labs also claim that the defense regularly makes overly burdensome and duplicitous requests for reams of material.

法医实验室还主张，辩方定期要求他们提供极度繁重的、有意欺骗的大量材料，他们难以负担。

The ECA rule in dynamic data exchange and the basic relation of events are defined.

这些特点使得数据在网络协同设计中难以得到实时交互[1]。

In order to improve the modernization and convenience of communication network,the given design and key applied technologies of management system based on GIS,which is about long-distance communication trunk transfer network,take advantage of vector maps and dynamic data exchange of GIS.

为提高通信网管理的现代化和易用性，利用GIS系统的矢量地图和属性数据动态交互的优势，给出了基于GIS的长途通信干线传输网络管理信息系统的设计方案及其关键的实现技术，从而很好的解决了长途通信干线网络资源的地域性和空间性难以描述的问题，大大增强了系统的操作性和信息表现能力。

Turned out to be spasmodic dysphonia, a rare and mysterious voice disorder that leaves the voice cutting in and out like a faulty PA system.

结果诊断是：间歇性言语障碍。这是一种极其罕见，难以解释清楚的嗓音失调病症。这种病使你说话时声音结结巴巴的，像个有故障的公共演讲装置。

It was difficult to hold his eagerness in check .

他的迫切心情难以抑制。

It was difficult to keep his eagerness in check .

他的迫切心情难以抑制。

I was feeling that chill, uncertain, early-morning feeling you may have known.

我感到了早晨难以捉摸的凉意，你们也许有过这种感受。

In the earsplitting clamor over the energy crisis that has since followed, so many plans,proposals, arguments, and counterarguments have been hurled at us that it is difficult to makesensible choices.

A2：从此，能源危机呼声，甚嚣尘上，震耳欲聋，各种计划、建议、争论和意见，纷纷向我们袭来，使人难以作出合理选择。

Breath, muscle contraction of the buttocks; arch body, as far as possible to hold his head, right leg straight towards the ceiling (peg-leg knee in order to avoid muscle tension).

呼气，收缩臀部肌肉；拱起身体，尽量抬起头来，右腿伸直朝向天花板（膝微屈，以避免肌肉紧张）。

The cost of moving grain food products was unchanged from May, but year over year are up 8%.

粮食产品的运输费用与5月份相比没有变化，但却比去年同期高8％。