| 释义 |
at first
idiom
B1
in or at the beginning: 起初，起先
At first, I thought he was joking but then I realized he meant it.起初我以为他在开玩笑，后来才意识到他是认真的。
SMART Vocabulary: related words and phrases
First and firstly
advance guard
at first blushidiom
begin
blush
debut
first come, first servedidiom
from the word goidiom
front end
in the first/second placeidiom
inaugural
initial
initially
maiden
originally
prefatory
primary
proto-
prototypical
starter
word
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