turtle
n
1 large reptile that lives in the sea and has flippers and a large horny shell 海龟.
2 (US) any of various types of reptile with a large shell, eg a tortoise, terrapin, etc (任何种类的)龟(如陆龟、 水龟等). =>illus at tortoise 见tortoise插图.
3 (idm 习语) turn `turtle (infml 口) (of a boat) turn upside down; capsize (指船)倾覆, 翻.
Officials used to have trouble with the foreign names of people passing through Ellis Island, and because they were so busy, many people's names got changed in the rush.