Ecological equilibrium
[化] 生态平衡
🧩 词语组成解析
ecological
[ˌekə'lɔdʒikəl]
adj. 生态（学）的;
🗣️ 情景例句
Yes, I told Daddy to pick blue ones.
是的。我告诉爸爸选蓝色的。
Courtesy costs nothing.
谦虚恭敬，不用分文。
It then sends these signals down an ordinary telephone line to another fax machine, which changes the signals back into the shapes of letters.
然后把这些符号通过一条普通的电话线送到另一台传真机上，传真机又把符号变为字母形状。