a soft white precious univalent metallic element having the highest electrical and thermal conductivity of any metal; occurs in argentite and in free form; used in coins and jewelry and tableware and photography
ag的用法和樣例:
例句
Worry aged him rapidly. 憂慮使他老得很快。
The boy was aged ten. 那個男孩十歲。
The heroine of the film is an aged woman. 影片的女主角是一位老婦人。