• 基礎釋義
• 例句
• 英英詞典釋義
• 行業詞典釋義

• Carbonate rocks are predominantly composed of intra - clastic dolostone, chert dolostone and sand - bearing dolostone. 碳酸鹽巖以內碎屑白云巖 、 燧石白云兒和含砂白云巖為主.
• Paleontologists know chert as a good place to look for fossils. 古生物學者知道黑矽石同樣的好地方去觀看化石.
• The sediments in this photo curve near the ends of chert pods. 這沉淀物在這幅圖片的曲線近似冷凝物的黑矽石的扁豆形礦體.
• Thus we can better understand the deformation of chert in a highly fluid form. 這樣我們就能更好地理解燧石在高度流體狀態時的變形情況.

• Noun
  1. variety of silica containing microcrystalline quartz

• 地質學： 燧石［巖］；