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
Change your clothes, Carl.
把衣服换了， Carl。
Would you please give us a rough idea of the quantity you require?
请告知你方大概要订多少？
It must have been about two in the morning when I returned home.
我回到家时，肯定已是凌晨两点左右了。