Elliptic difference equation
[计] 椭圆差分方程
🧩 词语组成解析
elliptic
[[i'liptik]]
a. 椭圆形的
🗣️ 情景例句
Except for the beard, he hasn't changed in fifty years.
除了有胡须， 他五十年来没有变。
I usually go to bed at about midnight.
我通常在大约半夜睡觉。
She was taking the things out of the basket when she dropped a bag of sweets.
她把东西从篮子里拿出来，这时，一袋糖从她手里掉地了。