by far

副词 by far:

1. by a considerable margin
   同义词：far and away, out and away

1. It is quicker by far to go by train.
   乘火车要快得多。
2. I've seen some slow workers in my time but this lot are the slowest by far.
   我以前倒也见过一些笨工人，但是这群人可算是最笨的了。
3. She is the best by far/She is by far the best.
   她显然是最好的。
4. The TV tower is by far the largest construction of our country.
   电视塔明显地是我国最大的建筑。