They are expensive to acquire, unreliable and fiddly.

网络武器成本高，可靠性低，过精细而难以操作。

I know I'm being slow so I'm trying to speed this up but it is a bit fiddly.

我知道我了，所以我想加快进度，但这有点烦。

Colin Riordan, Cardiff University's vice-chancellor, adds that Britain's student-visa regime has become more onerous and fiddly overall.

卡蒂夫大学副校长克林? 里奥丹补充道，英国的学生签证制度变得越来越严格复杂。

Filleting fish can be quite a fiddly job.

【job】剔鱼骨可是件烦事。

It relied on old technologies-analogue broadcasting, slow internet connections and the storage of sounds and sights on fiddly CDs, DVDs and hard drives.

它依靠的是老式技术——模拟广播、网速以及将声音和影像存储在精巧的CD、DVD和硬盘上。

Archival storage is one idea, for it minimises DNA's disadvantages-which are that, compared with hard drives, reading and writing it is fiddly and slow.

想法之一是档案储存，为它可以尽量减少DNA的劣势—与硬盘驱动相比，读取和写入DNA既繁琐。

The war on doorknobs is part of a broader campaign to make buildings more accessible to the elderly and disabled, many of whom find levered doorhandles easier to operate than fiddly knobs.

在许多老残人士看来，杠杆式的门把手比小破旋钮好用得多；为了方便他们出入各式建筑物，一场大战已经打响，而门把手之仗正是其中一役。

Vases, ewers and urns; statues, busts and bas-reliefs; cameos and intaglios - the drawing rooms of 18th-century England were filled with fiddly little thises and charming little thats, with jasperware trinkets and basalt-ware baubles.

花瓶、水罐和骨灰盒；雕像、半身像和浅浮雕；浮雕宝石和凹雕玉石——18世纪英国的客厅里摆满了精巧迷人的小东西，还有碧玉器皿和玄武陶这些小玩意儿。