如何分清墨鱼(cuttlefish) 、鱿鱼(squid)、章鱼(octopus)？

inkfish; cuttlefish

乌贼的俗称

这是一只巨型澳大利亚墨鱼。

This is a Giant Australian Cuttlefish.

使的笔是鲸鱼的触须，墨水是墨鱼或乌贼分泌的汁。

Your quill pen will be whalebone, your ink a juice secreted by cuttlefish or squid.

鱿鱼

squid; calamary

枪乌贼的通称。生活在海洋中的一种软体动物,形状略似乌贼,但稍长,体苍白色,有淡褐色斑点,尾端呈菱形,触角短,有吸盘。

经常能在抹香鲸的胃里发现鱿鱼的嘴

Squid beaks are often found in the stomachs of sperm whales. 

菜单包括十分丝滑的鱿鱼，还有梭鱼、多脂金枪鱼、海胆以及美味的黄油扇贝等。

Menu featured an exceptionally silky-smooth squid, along with barracuda, fatty tuna, uni and a wonderfully buttery scallop, among other pieces

章鱼

octopus

软体动物,有八条长的腕足,上面有吸盘,生活在海底

这只母章鱼刚完成第一次交配

She has just mated for the first time. 

这只四公尺长的北太平洋巨型章鱼住在这里

Home to this four-metre-long Pacific Giant Octopus. 

如果章鱼想要纹理粗糙一些，它就启动“触头”。

If the octopus wants to have a rough texture, it raises the papillae.