Random variation
[计] 随机变化\\n[经] 随机变化
🧩 词语组成解析
random
['rændəm]
adj. 任意的;随机的;胡乱的;
n. 随意;偶然的行动;
🗣️ 情景例句
Something old.
旧的东西。
In secondary school, children study history and geography.
中学的小孩会读历史和地理。
and he estimated that there were more than 2,250,000 in one acre;
他估计每英亩草坪里有225万多只蜘蛛。