Invalid digit
[计] 无效数位
🧩 词语组成解析
invalid
[ɪn'vælɪd]
adj. 无效的;不能成立的;有病的;病人用的;
vt. 使伤残;使退役;失去健康;
n. 病人，病号;残废者;伤病军人;
vi. 变得病弱;因病而奉命退役;
in不+val强壮+id...的→虚弱的；病人
digit
['didʒit]
n. 数字;手指，足趾;一指宽;
🗣️ 情景例句
English is important for those who wish to do international trade.
英语对于那些想做国际贸易的人来说太重要了。
There are three apples on the plate.
盘子上面有三个苹果。
They also found something which the X-ray plates did not show: a small wax figure of the god Duamutef.
一个蜡制的杜瓦木特夫神小塑像。