他们知道除非报告在第二天完成，否则会有麻烦。
They knew there would be trouble unless the report was finished by the next day.
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would英 /wʊd/|美 /wʊd/
解释
would 是 will 的过去式形式，在这里表示"将会"的意思，用于表达过去对未来的推测或预期。
They knew there would be trouble unless the report was finished by the next day.
would 是 will 的过去式形式，在这里表示"将会"的意思，用于表达过去对未来的推测或预期。