| 苦干 | [苦 干 / 苦 幹] to work hard; to make a laborious effort; to toil; to labor away; to beaver away despite difficulties #27,660 [Add to Longdo] |
| 埋头苦干 | [埋 头 苦 干 / 埋 頭 苦 幹] to bury oneself in work (成语 saw); to be engrossed in work; to make an all-out effort; up to the neck in work #31,484 [Add to Longdo] |