Seger's cone
[机] 熔锥
🧩 词语组成解析
cone
[kəun]
n. 圆锥体;球果;圆锥形东西;
vt. 使成锥形;
🗣️ 情景例句
What currency do they use in U.S.A.?
在美国人们用什么货币？
We did it.
干的好！
What was the population of the more developed countries in 1950?
1950年较发达国家的人口是多少？