在先 meaning in Chinese

before; beforehand; in front; ahead; formerly; in the past; pro-

A prior engagement will preclude them from coming .
他们因为有约在先，不能来了。
In avant-garde new york everybody knew money .
在先锋派的纽约，人人都精于生财之道。
An enormous gap remains between the advanced countries and the developing countries .
在先进国家和发展中国家之间仍然存在着巨大的差距。
I warn you of incredulity beforehand . go on
有话在先，我表示怀疑，讲下去吧。 ”
And stores it in the previously declared variable named
，它存储在先前声明的名为

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