His book, which was written partly in English and partly in French, was only partially completed when he died.

他的那本书，一部分用英语写，一部分用法语写，到他死时只是完成了一部分。

youdao

Traffic is only one of many issues faced by the American Dream complex, which sits partially completed on state land 10 miles west of Manhattan, visible from major highways.

WSJ: Mall Plan Irks Jets, Giants