名詞 precision:

1. the quality of being reproducible in amount or performance
   同義詞：preciseness

1. The teacher laid emphasis on the precision of the translation from the outset.
   老師從一開始就強調(diào)翻譯準確性。
2. The job entails precision.
   這件事需要精確性。
3. Your report lacks precision.
   你的報告不夠準確。
4. The diagram had been copied with great precision.
   該圖表的復印件很精確。

pre.ci.sion

n.（名詞）
The state or quality of being precise; exactness.
精確：精確的狀態(tài)或性質(zhì)；準確性
Mathematics The exactness with which a number is specified; the number of significant digits with which a number is expressed.
【數(shù)學】 精確性：指定數(shù)字時的準確性；表達數(shù)字時所帶的有效位數(shù)
adj.（形容詞）
Used or intended for accurate or exact measurement:
精密的：用于或意在進行精確或準確測量的：
例句：
a precision tool.
精密儀器

Made so as to vary minimally from a set standard:
嚴守標準的：被做到與所定標準差距最小的：
例句：
precision components.
標準的組成部分

Of or characterized by accurate action:
行動精確的：行動精確的或以之為特點的：
例句：
precision bombing.
精確的轟炸

來源：
Latin praecosiô praecosiôn- [a cutting off]
拉丁語 praecosiô praecosiôn- [切斷]
from praecosus [past participle of] praecodere [to cut off] * see precise
源自 praecosus [] praecodere的過去分詞 [切斷] *參見 precise