Regular octahedron
正八面体
🧩 词语组成解析
regular
['rɛgjəlɚ]
adj. 有规律的;规则，整齐的;不变的;合格的;
n. 正规军;主力（或正式）队员;常客;
adv. 定期地;经常地;
reg国王+ular...的 → 国王统治的 → 规则的
octahedron
[[ˌɔktə'hi:drən]]
n. 八面体
🗣️ 情景例句
How'd you guess?
怎么晓得？
Two dollars and seventy-five cents.
二美元七角五分。
Men accustomed to struggling for survival against the elements and Indians were bewildered by politicians, bankers and businessmen, and unhorsed by fences, laws and alien taboos.
习惯与大自然和印第安人作斗争以求生存的拓荒者被政客、银行家和商人搞得晕头转向，最后被圈地、尖律我外来的清规戒律所击败。