基本解釋

• adj.白堊的；白堊紀(jì)的
• n.白堊紀(jì)；白堊系

同根派生

• cretaceously相關(guān)詞

英漢例句

用作形容詞 (adj.)

• The story takes place 6500 years ago in the late Cretaceous period.
  故事發(fā)生在6500萬(wàn)年前的白堊紀(jì)晚期。

用作名詞 (n.)

• From the Cretaceous, Tarim basin began the new evolutional stage of foreland basin.
  從白堊紀(jì)初期開始

• cretaceously更多例句