Jīngguò sān ge yuè de nǔlì, xiàngmù zǒngsuàn wánchéng le.
After three months of effort, the project was finally completed.
Tips
usage
总算 (finally, implies relief after waiting/effort) vs 终于 (at last, more neutral or emphatic). Both mean 'finally' but 总算 carries more of a 'phew!' feeling.
