Euler's rule
[化] 欧拉规则
🧩 词语组成解析
rule
[ru:l]
n. 规则，规定;统治，支配;章程;
vt.& vi. 控制，支配;判定;裁定，裁决;价格稳定;
vt. 统治;规定;管理;裁决;
vi. 统治;管辖;裁定;
🗣️ 情景例句
A thief has just robbed me. Can you send the police?
一个盗贼抢劫了我，你能替我报警吗？
While you were writing letters,I was reading a book.
当你正在写信时，我正在读一本书。
Then give us three cases of this.
那么这种的就买三箱好了。