Escuinapa
[地名] [墨西哥] 埃斯奎纳帕
🗣️ 情景例句
Good-bye, Dean Rafer.
再见， Rafer主任。
Water dropping day by day wears the hardest rock away.
水滴天天滴不停，石头最坚也磨损。
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。