Arithmetical series
[机] 等差级数
🧩 词语组成解析
a. 算术的, 算术上的\\n[机] 算术的
🗣️ 情景例句
Excuse me, but may I ask how old you are?
对不起， 我能问一下你多大了吗？
I'm not well enough.
我还不够棒。
Many villagers believe that the tree has already claimed a number of victims.
很多村民相信此树已经害了不少人。