Gap junctions serve as pathways of intercellular communication.是什么意思？

Gap junctions serve as pathways of intercellular communication.

间隙连接是细胞间交流的途径.

gap

n. 缺口，分歧，间隔，美国休闲服饰品

例句
...the singer who bridged the gap between pop music and opera.
将通俗音乐与歌剧结合起来的歌手

junctions

n. 联结点( junction的名词复数 )，会合点，（公路或铁路的）交叉路口，（电缆等的）主结点；

例句
...a contraflow between Junctions Eleven and Twelve of the M5.
5号高速公路第11号和12号出口之间的一侧路面双向行驶

serve

vt.& vi. （为…）服务，任（职），提供，端上；vt. 招待，（为…）工作，对…有用，向…供应；vi. 适合，服役，供职，[网球、羽毛球]发球；n. 网球等发球，发球权，所发的球；

例句
Heat the curry thoroughly and serve it on a bed of rice.
把咖喱热透后浇在米饭上。

as

adv. 同样地，一样地，例如；prep. 作为，以…的身份，如

例句
As far as I can recall, Patti was a Smith.
我记得帕蒂是姓史密斯的。

pathways

n. 路，径( pathway的名词复数 )；

例句
Two mutually exclusive pathways of lysine biosynthesis have been established.
现已确定赖氨酸的生物合成有两条相互独立的途径.

of

prep. 关于，属于…的，由…制成；aux. 助动词 [非标准用语、方言] =have [主用于虚拟语气]；

例句
He did have a real knowledge of the country...
他对该国的确知之甚多。

intercellular

adj. 在细胞间的；

例句
This figure includes the liquid component but excludes the intercellular cement.
这个数值包括类脂物成份在内,但不包括细胞间粒接剂.

communication

n. 通讯，通信，交流，书信，传达；

例句
...the leap forward in communication made possible by the advent of the mobile phone.
手机的问世带来了通讯业的迅猛发展