Self-maintenance
自动维持
🧩 词语组成解析
self
[self]
n. 自己;本人;本性;私利;
adj. 同一的;纯净的;单一的;
vt. 使自花授精;使近亲繁殖;
vi. 自花授精;
🗣️ 情景例句
Great!
真棒！
Which one is more economical?
哪一个是比较经济的？
Which language is spoken by the largest number of people in the world?
世界上哪种语言说的人最多？