关于by的用法!请问by sight是什么意思,这也是一种by的用法吧,那么像这种用法的,比如说by chance啊等等

y the way顺便,by time,day by day 日渐 little by little一点点 one by one 一个接一个 piece by piece 一点一点 side by side肩并肩 step by step一步一步 by hand 手工 by mistake 错误 by plane乘飞机 by post 邮寄come by bicycle 乘自行车 go by air 空中旅行 go by boat乘坐小船 go by train 乘火车 know by name通过名字知道 send 。。。by wireless靠无线传送 send 。。。by electricity靠电力发送 (all) by oneself（全部）由自己的方式 by chance偶然 by means of 决不是的,这意味着 by no means 决不是的 by this means 这意味着 by way of通过的方式 by and large 大体上 close by接近 pass by经过