He has finally cracked the system after years of painstaking research.
經過多年的努力研究，他終于找到了破解這個系統的辦法。
Forensic experts carried out a painstaking search of the debris.
法醫專家對殘骸進行了極其仔細的搜索。
They were locked in a passionate embrace.
他們熱烈地擁抱在一起。
We were both very tender and passionate towards one another.
我們相親相愛，如膠似漆。
He brought to the job not just considerable experience but passionate enthusiasm
他不僅給這一工作帶來了不少經驗，而且傾注了極大的熱情。