little by little

副词 little by little:

1. a little bit at a time
   同义词：piecemeal, bit by bit, in stages
2. by a short distance
   同义词：by inches, by small degrees

1. His English is improving little by little.
   他的英语渐有提高。
2. Little by little the snow disappeared.
   雪渐渐消失。
3. He has changed year by year and little by little.
   他随时间逐渐改变。
4. Little by little; gradually.
   一点一点地; 逐渐地