by day

• Water dropping day by day wears the hardest rock away
  水滴天天滴不停，石头最坚也磨损。
• They work hard day by day . comment is their hobby
  他们的工作很累。他们的爱好就是评论。
• The patient ' s condition is improving day by day
  病人的病情逐日好转。
• Third world is awakening and growing in strength day by day
  第三世界正在日益觉醒和壮大。
• Sailors signal with flags by day and with lights at night
  水手们白日用旗,夜晚用灯,发信号。
• Our foreign trade is expending day by day
  我们的对外贸易日益发展。
• Give us day by day our daily bread
  我们日用的饮食、天天赐给我们。
• Where life keeps passing by me day by day
  我的美利坚荣光又在何方？
• The sun rises summer earlier , time is very long by day
  夏天太阳升起得比较早，白天时间很长。
• Thus they did day by day , and gathered money in abundance
  天天都是这样，所以收集了很多银子。