🧩 词语组成解析
n. 羽状叶棕榈树(产于热带美洲),巴西棕
🗣️ 情景例句
Do you really think so?
你真的这么想吗？
Thank you very much again for this wonderful party.
再次感谢你们的这次聚会。
and by measuring the time interval between the taps and the receipt of the echoes, the depth of the sea at that point can be calculated.
测出回声间隔的时间，便可算出该处海洋的深度。