first name:西方人名的第一个字。
last name:西方人名的姓氏。
He abbreviated his first name to Alec.
他将自己的名字缩写为亚历克。
I told him my first name and where I was from.
我告诉过他我的名和我从哪里来。
What's your first name?
你的第一个名字是什么?
Sorry I misspelled your last name.
对不起,我把你的姓拼错了。
At least I have a last name.
至少,我知道了失主的名字。
And I also learned her last name.
而且我还知道了她的姓。