region可数。
Their proof is limited to bounded regionsonly .他们的证明只限于有界域。
The region is remarkable for its woodland scenery .这地区以森林景色著称。
Over the polar regions we should see aurora .在极地高空，我们会看到极光。
That region is drizzly in winter .那个地区冬天常下蒙蒙细雨。
The innermost region of cotton is called lumen .棉纤维的最内层组织叫中腔。
"is all this region inhabited?" asked joe .“这地区有人居住吗”乔问道。
In deep distress he returned to the upper regions .他在深感懊恼下回到上界。
Such a hailstorm was a rarity in that region .这样的冰雹在那个地区可是希罕。
