Contactless
[计] 无接点的, 无接触的
🗣️ 情景例句
Charles Maxwell lived up to his word.
Charles Maxwell兑现了他的诺言。
Better luck next time.
下次好运吧！
and mechanical systems like a wound watch, or the sun,
像上紧发条的手表那样的机械装置，或太阳，