Ebbing
v. （指潮水）退( ebb的现在分词 ); 落; 减少; 衰落
🗣️ 情景例句
Keep your eyes on the road.
专心开车。
Necessity is the mother of invention.
穷则变，变则通。
A burst of activity associated with the laying of submarine cables soon confirmed the Challenger's observation that many parts of the ocean were two to three miles deep,
海洋中很多地方可深达两三英里，