Significant digit
[计] 有效位; 有效数字
🧩 词语组成解析
significant
[sɪɡ'nɪfɪkənt]
adj. 重要的;有意义的;有重大意义的;值得注意的;
n. 有意义的事物;象征，标志;
sign记号，信号+ific产生…的+ant形容词后缀→有意义的
digit
['didʒit]
n. 数字;手指，足趾;一指宽;
🗣️ 情景例句
and wrote to his wife Martha.
给他妻子Martha写信。
Bring up a raven and he'll pick out your eyes.
养虎贻患。
Show your tickets，please.
请出示你的票。