Resistance to pyrethroids has emerged, especially Africa, although so far there have been only one or two cases of obvious control failure.

对拟除虫菊酯的耐药性已经出现，特别是在非洲，虽然迄今明显控制失败情况只有一两例。

youdao

Warp and weft knitting, although so similar when their loop construction is viewed from its face side, are quite different in their mechanical behavior and properties.

虽然从正面观察，经编和纬编织物的成圈结构是相似的，但它们的物理和机械性能有很大的差别。

youdao

I was terribly hungry,and said I was, although I did not mean to do so.

VOA: special.2010.08.01

So, although some things are built in, some things develop.

尽管有些知识是天生的,但仍有些是后天获得的

耶鲁公开课 - 心理学导论课程节选

So although holiness derives from god, humans have a crucial role to play in sanctification, in sanctifying the world.

尽管神圣源于神灵，人类在将世界神圣化的过程中，扮演者重要的角色。

耶鲁公开课 - 旧约导论课程节选

Pentagon experts are currently looking at a Tajik military airfield, although so far there is nothing to compare with the intense involvement in Uzbekistan.

ECONOMIST: Tajikistan

It will be down to the 785 MEPs, from the 27 member states, to decide who will be their next President, although so far Mr Watson is the only candidate in the race.

BBC: Brian Wheeler

Sony's move is also seen as a response to the widely perceived success of Amazon's Kindle e-book reader - although so far the online store has declined to reveal how many devices it has sold.

BBC: Sony to back open e-book format