ag

名词 ag:

1. 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
   同义词：silver, atomic number 47

1. Worry aged him rapidly.
   忧虑使他老得很快。
2. The boy was aged ten.
   那个男孩十岁。
3. The heroine of the film is an aged woman.
   影片的女主角是一位老妇人。
4. She is a teacher aged only twenty.
   她是一位年仅二十岁的教师。