Chromium carbonyl
[化] 六羰基铬
🧩 词语组成解析
chromium
[['krəumjəm]]
n. 铬\\n[化] 铬Cr
[医] 羰基, 碳酰
🗣️ 情景例句
May I ask who's calling?
请问你是谁？
How much is it to rent an economy car?
租一辆经济车要多少钱？
Libraries made education possible, and education in its turn added to libraries: the growth of knowledge followed a kind of compound interest law, which was greatly enhanced by the invention of printing.
藏书使教育成为可能，而教育反过来又丰富了藏书，因为知识的增长遵循着一种“滚雪球”的规律。印刷术的发明又大大提高了知识增长的速度。