extremely dark meaning in English

极深

In this photo below , the water is extremely dark , and gives the feeling of being out in deep water ocean
下面这张图上水的颜色非常深，看起来像在深海之上出游。
Brewed from roasted unmalted barley , this beer has a bitter - hoppy taste , is full - bodied and extremely dark colored
哪种啤酒采用烘烤的不发芽大麦酿造，有啤酒花的苦味，酒体厚重且色泽很深？
Brewed in from roasted , unmalted barley , this beer has a bitter - hoppy taste , is full - bodied and extremely dark colored
采用烘烤过的不出芽大麦酿造，有浓郁的蛇麻草苦味，酒体丰满，色泽极重，它叫什么名字？
On the merchandise site , it ' s stated that gallo " maintains the right to refuse the sale of his sperm to those of extremely dark complexions .
但美国邮政总局发言人格里麦克尔南表示，像精子这样的物品也是属于可邮寄的。