Signed digit number system
[计] 带符号数制
🧩 词语组成解析
signed
[saind]
adj. 有符号的，有正负之分的;
digit
['didʒit]
n. 数字;手指，足趾;一指宽;
🗣️ 情景例句
Go by the book.
照章办事。
A blind man will not thank you for a looking-glass.
秋波送盲，白费痴情。
below 20 per cent, its bactericidal action is negligible.
浓度低于20％时，杀菌能力基本上就不存在了。