There were periods of sulking, of pronounced distance, of coldness.是什么意思？

There were periods of sulking, of pronounced distance, of coldness.

沉闷、明显不友好和冷淡的场面多次出现。

there

adv. 在那里，那里，在那一点上；pron. 表示某物或某人的存在或某事的发生（常用作be, seem或appear的主语）；int. （表示满足、烦恼）你瞧，好啦，得啦；

例句
If nature abhors a vacuum, journalists abhor a transition, when there is little news to cover.
好比自然界拒绝真空一样，新闻工作者则厌恶没有多少新闻可供报道的过渡时期。

were

be的过去时复数和第二人称单数形式，有时代替 was,用于条件从句、动词 wish 之后等；

例句
Shops, houses, and vehicles were set ablaze.
店铺、房子和车辆全都陷于火海。

periods

n. 周期，时期( period的名词复数 )，（一段）时间，学时，句号；

例句
There were periods of sulking, of pronounced distance, of coldness.
沉闷、明显不友好和冷淡的场面多次出现。

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。

sulking

v. 生闷气，愠怒( sulk的现在分词 )；

例句
We would be back to our historical cycle of exuberant overextension and sulking isolationism.
我们就会回到历史上洋洋自得的过份开发和阴郁沉闷的孤立主义时期,从而周而复始下去.

pronounced

adj. 明显的，显著的，决然的，断然的，强硬的，被说出来的；v. 发音，读(pronounce的过去式和过去分词)，宣布，宣称，断言；

例句
The minister pronounced the benediction...
牧师做了赐福祈祷。

distance

n. 距离，路程，远处，疏远，（时间的）间隔，长久；vt. 把…远远甩在后面，疏远，与…保持距离；

例句
She saw Sheila standing some distance apart...
她看见希拉站开了一段距离。

coldness

n. 冷，冷淡，冷酷，冷静；

例句
There was a coldness in her that chilled him...
她身上透着一股冷漠，让他不寒而栗。