first or last

基本解釋

Look at everything as though you were seeing it either for the first or last time.
在一切看起來，就像你看到的第一個(gè)或最后一次。
Regardless of whether it is your first or last semester in college, the start of each term requires a certain amount of preparation.
在大學(xué)期間，不管是第一個(gè)學(xué)期還是最后一個(gè)學(xué)期，每個(gè)學(xué)期伊始都要進(jìn)行大量的準(zhǔn)備工作。
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That said, it's very unlikely that people would focus on the first name or last name fields to target people.
也就是說，人們很少會(huì)從于人們的姓或名來入手來尋找目標(biāo)客戶。

At first,swan song meant the last work of a poet, musician or writer.
Many people have first or last names pretty similar.
很多人的姓或名都很相似。
麻省理工公開課 - 電影哲學(xué)課程節(jié)選
OK. If last minus first is greater than or equal to 2-- sorry, less than 2, then either look at this thing or look at that thing.
大于等于兒，抱歉，是小于二,看看這里或者那里,這就是我說的要特別小心的地方。
麻省理工公開課 - 計(jì)算機(jī)科學(xué)及編程導(dǎo)論課程節(jié)選

Of course, Ferry isn't the first or last to pay tribute to Dylan's music.
NPR: Dylan's Legacy Keeps Growing, Cover By Cover