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Baleen whales often appear in this region. Be careful!這一帶經(jīng)常有須鯨出沒, 要注意安全啊!But big baleen whales often run silent.而大型須鯨常常不聲不響地前行.The collection of small marine crustaceans of the order Euphausiacea are the principal food b...

baleen的音標：baleen的英式發(fā)音音標為：[b?'li:n]baleen的美式發(fā)音音標為：[b?'lin]...

長須鯨...

n.鯨須...

baleen whale的音標：baleen whale的英式發(fā)音音標為：[b?'li:n hweil]baleen whale的美式發(fā)音音標為：[b?'lin hwel]...