Neg. is the written short form of negative. You see it in notes, forms, lab reports, and dictionaries, where there is little space.

Neg. Neg. is是 the written short form of negative negative 的書面縮寫。 You see it in notes, forms, lab reports, and dictionaries你會在筆記、表格、檢驗報告和字典裡看到它, where there is little space那些空間有限的地方。

What 'negative' means depends on the paper in front of you: a blood test marked neg. usually means the thing they looked for was not found (often good news); in grammar, neg. can mark a 'no' word; in maths or science it can mean a minus value.

What 'negative' means depends on the paper in front of you「negative」是什麼意思，要看你手上的是哪一種文件: a blood test marked neg. usually means the thing they looked for was not found血液檢驗上標 neg. 通常表示他們要找的東西沒有找到 (often good news)（通常是好消息）; in grammar, neg. can mark a 'no' word在文法裡，neg. 可以標示「否定」的詞; in maths or science it can mean a minus value在數學或科學裡，它可能表示負值。

People almost never say 'neg' out loud in careful speech; they read it as 'negative'. Though actually, in some labs and hospitals staff do mutter 'neg' when they are rushing through a list.

People almost never say 'neg' out loud in careful speech在正式說話時，人們幾乎不會把「neg」唸出口; they read it as 'negative'他們會唸成「negative」。 Though actually不過實際上, in some labs and hospitals staff do mutter 'neg'在一些檢驗室和醫院，工作人員確實會小聲說「neg」 when they are rushing through a list當他們趕著唸一長串清單時。

It is not a full word you put in an essay.

It is not a full word you put in an essay這不是一個你會寫進作文裡的完整單字。