Inland waterways like the Sangker still often act as primary travel routes between remote cities.
2
但是，最近北美的内陆水道、码头和淡水入口蔓生了一种原存于黑海区域的斑马蛤贝和白斑马蛤贝。
But recently the inland waterways, docks and fresh-water intakes of North America have been overrun by zebra and quagga mussels-species that originate from the area around the Black Sea.
3
在内陆，范围包括水道的欧洲，中东和非洲。
Inland, coverage includes the waterways of Europe, the Middle East and Africa.
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