Self-propelled vehicle
un. 自航器\\n
🧩 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;
a. 推进的
🗣️ 情景例句
Has he made it up with her yet?
他和她和好了吗？
On coming home, he switched on the television.
他一到家就打开了电视。
For them this is a major operation which involves considerable planning.
看戏在他们是件大事，需要精心计划。