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Scientists felt that they could get an idea of how long the extinctions took by determining how long it took to deposit this one centimeter of clay and they thought they could determine the time it took to deposit the clay by determining the amount of the element iridium (Ir) it contained. (TPO8, 52)
詞匯:
extinction /?k'st??k??n/ n. 滅絕,絕種;熄滅
deposit /d?'pɑz?t/ v. 將(錢)存入銀行; 付(定金);放下某物;使(淤泥等)沉積
clay /klei/ n. 粘土
分析:
修飾一:(of how long the extinctions took),介詞短語
中文:滅絕所用的時(shí)間
修飾二:(by determining) ,介詞短語
中文:通過確定
修飾三:(how long it took to deposit this one centimeter of clay) ,從句
中文:這層一厘米黏土層的沉積時(shí)間
修飾四:(it took to deposit the clay) ,從句,修飾time
中文:這層黏土層的沉積時(shí)間
修飾五:(by determining the amount of the element iridium (Ir) ) ,介詞短語
中文:通過確定黏土層包含銥的含量
修飾六:(it contained. ) ,從句,修飾iridium
中文:它(黏土層)所包含的
參考翻譯:
科學(xué)家感覺他們可以通過確定這層一厘米黏土層的沉積時(shí)間就可以知道滅絕所用的時(shí)間,而他們認(rèn)為可以通過確定黏土層包含銥的含量能確定它(黏土層)所沉積的時(shí)間。
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