Bondbeam
结合梁
🗣️ 情景例句
I think it's time for the wedding to begin.
我想是婚礼可以开始的时候了。
This alone made our nine-day trip worthwhile.
光这件事我们9天的旅行就非常值得。
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，