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
My favorite type of exercise is ...
我最喜欢的锻炼方式是……。
He that lies down with dogs must rise up with fleas.
近朱者赤，近墨者黑。
Fortunately, a pilot saw the signal and sent a message by radio to the nearest town.
幸运得很，一位飞行员看到这个信号，用无线电给最近的城镇发了报。