基本解釋[生物學(xué)]石化樹英漢例句雙語例句The petrified tree was a book of nature.樹木化石是大自然的歷史記錄。Visible tree rings of the Xinchang Petrified Wood indicate that there might be some seasonal changes in the ancient climate.新昌矽化木中有明顯的樹木年輪，表明這種古氣候可能存在一定的季節(jié)變化。Before reaching the cave, I climbed over a large petrified tree trunk, three feet in diameter, dating back millions of years.在到這個山洞之前，我爬上過直逕有3英尺的石化樹乾，那樹有幾百萬年的樹齡了。petrified tree更多例句專業(yè)釋義生物學(xué)石化樹