n.凹痕,凹坑,作为(做)…的结果,凭借…
They overcame all kinds of difficulties by dint of an indomitable spirit.
他们凭仗着顽强不屈的精神克服了重重困难.
He succeeded by dint of hard work.
他靠苦干获得成功.
He succeeds by dint of sheer hard work.
他完全是凭借着努力工作取得了成功。