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
I'd like to set up a doctor's appointment as soon as possible.
我想尽快预约门诊。
Happy is he that is happy in his children.
对自己孩子感到高兴的，才是幸福的人。
It looks very nice.
看起来很漂亮。