Positional number system
[计] 按位记数制
🧩 词语组成解析
a. 位置的, 地位的
🗣️ 情景例句
What pretty flowers! Thank you.
好漂亮的花!谢谢你。
You will disgrace yourself if you dress in rags.
假如你穿得邋邋遢遢的，你将有损自己的形象。
From 1830 onwards in the USA and from about 1870 in Canada, settlers began to move westwards and to take possession of the plains as their own.
美国自1830年起，加拿大从1870年左右起，殖民者开始向西迁移，并把平原据为己有。