音標發(fā)音英式音標 [k?l?de?.r?]美式音標 [k?l?der.?]英式發(fā)音 美式發(fā)音 基本解釋n.火山口同根派生 caldera相關詞英漢例句用作名詞 (n.)The mountain is encircled by the doughnut-shaped depression of the caldera.山爲環(huán)形的破火山口窪地環(huán)抱著。Much of Yellowstone National Park is a giant collapsed volcano, or a caldera.黃石國家公園的大部分地方是一座坍塌的大火山，或是一個噴火山口。caldera更多例句英英字典劍橋英英字典 a very large, circular hollow that remains when the central part of a volcano falls in after an eruptioncaldera劍橋字典caldera柯林斯字典