HSK 6 · verb · adjective · Practice
落后
to fall behind; backward; outdated
他生病缺课太多，学习落后了。
Tā shēngbìng quē kè tài duō， xuéxí luòhòule。
He missed too many classes because of illness and fell behind in his studies.
HSK 6 · verb · adjective · Practice
to fall behind; backward; outdated
他生病缺课太多，学习落后了。
Tā shēngbìng quē kè tài duō， xuéxí luòhòule。
He missed too many classes because of illness and fell behind in his studies.