signed

/saɪnd/ 形容词 A2

中文：有符号、带号

Having a signature; endorsed. · The signed check could be cashed.
Having both positive and negative varieties. · It wasn't until they tried to subtract 3 from 1 that the elementary school students realized they needed signed numbers.
Furnished with signs and signposts; signposted.

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来自图书馆

He’s signed papers with the White Sands trustees.

At the end were the signatures of the high dignitaries who had signed it.

The will was duly finished, signed, and witnessed by my clerk.

“The same writing,” remarked Holmes, as he opened the envelope, “and actually signed,” he added in an exultant voice as he unfolded the epistle.

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