"Painstakingly" • Chinese-English Dictionary
| 苦 |  kǔ | bitter / hardship / pain / to suffer / to bring suffering to / painstakingly |   |
| 刻意 | kè yì | intentionally / deliberately / purposely / painstakingly / meticulously | |
| 辛辛苦苦 | xīn xīn kǔ kǔ | painstakingly / with great trouble | |
