deep-sea expedition的意思|示意

This unidentified purple octopus is one of 11 potentially new species found during a July deep-sea expedition off Canada's Atlantic coast.

这种尚未验明正身的小家伙是在今年七月进行的加拿大大西洋海域深海探测中，与其它10种潜在新物种一同被科学家发现的。

This expedition has brought us the "Jumbo Dumbo", the largest so far found up to 2 meters long, and one of the biggest deep sea creatures.

这次探险给我们带来了长达2米的“巨型小飞象”，是迄今发现最大的深海动物之一。