Handsfree
adj. 无需用手的，不用手的，(电话)免提的[亦作handfree]
🗣️ 情景例句
What time do you usually have supper?
你通常几点吃晚餐？
We would also want you to cover insurance and the cost of transporting the goods to the port.
我们也要贵方负责保险以及把货物运到港口的费用。
The second marks the arrival of transverse vibrations which travel more slowly and arrive several minutes after the first.
然后记录下的是横向波的到达，横向波比纵向波传播得慢，在纵向波到达几分钟后才能到达。