Sierra leonean
a. 塞拉利昂的
🧩 词语组成解析
sierra
[[si'erə]]
n. 呈齿状起伏的山脉
🗣️ 情景例句
Thank you, sir.
多谢，先生。
Omelets are not made without breaking eggs.
有失才有得。
it is now possible not only to locate a shoal but to tell if it is herring, cod, or other well-known fish, by the pattern of its echo.
不仅能够确定鱼群的位置，而且可以根据鱼群回声的特点分辨出是鲱鱼、鳕鱼，这是人们所熟悉的其他鱼。