国家队已经提前集训,为年底的世界大赛备战。Guójiāduì yǐjīng tíqián jíxùn, wèi niándǐ de shìjiè dàsài bèizhàn.The national team has already begun training in advance to prepare for the world championship at the end of the year.
球队正在认真备战下个月的决赛。Qiúduì zhèngzài rènzhēn bèizhàn xià ge yuè de juésài.The team is seriously preparing for next month's final.
学生们在图书馆里紧张地备战期末考试。Xuéshengmen zài túshūguǎn lǐ jǐnzhāng de bèizhàn qīmò kǎoshì.The students are tensely preparing for the final exams in the library.