a drop in the bucket

• adj. 沧海一粟

例句

用作形容词 (adj.)

1. Well, my knowledge in the field is but a drop in the bucket.
   唉，我那点知识不过是本学科的沧海一粟。
2. The amount of money Mr. Howell spent on a new Rolls-Royce was just a drop in the bucket compared to his annual salary.
   豪威尔先生卖一辆辛劳斯莱斯汽车的钱和他的年薪相比不过是沧海一粟。