Tidology
n. 潮汐学
🗣️ 情景例句
If you had to describe the book in one sentence,
假如要你用一句话来描述这本书，
When do you leave?
你何时起程？
It has been found that certain bats emit squeaks and by receiving the echoes,
人们发现，某些蝙蝠能发出尖叫声，