Cetologist
n. 鯨類學者
??? 情景例句
Is something still wrong, Robbie?
還有什么不對的地方嗎， Robbie？
John has his own family now.
約翰現在有自己的家了。
The real dividing line between continents and oceans occurs at the foot of a steeper slope.
大陸和海洋的真正分界線是在陡坡腳大陸架慢坡