Three-square
a. 截面成等边三角形的
🧩 词语组成解析
three
[θri]
num. 三;三个;第三（章，页等）;
n. 三岁;三个人[东西];三，三个;
adj. 三的;三个的;
square
[skwɛr]
n. 正方形;广场;平方;方格;
adj. 成直角的;平方的;（尤指在生意上）公平的;正方形的;
adv. 四四方方地;成直角地;正直地;坚定地;
vt. 使成正方形;使成直角;检测…的角度;调整，改正;
vi. 一致;成方形;
🗣️ 情景例句
Is it a two-bedroom house?
是两个卧室的吗？
I was thirty on my last birthday.
我在我最后一个生日时30了。
Clusters of tin insects called aphids were to be found on the underside of the leaves.
结果在树叶背面找到成串的叫作蚜虫小虫子。