例句：

　　部隊(duì)準(zhǔn)備開赴戰(zhàn)場。

　　The troops prepared themselves to go into battle.

　　飛機(jī)準(zhǔn)備隨時(shí)起飛。

　　The plane is ready for take-off.

　　她忙于準(zhǔn)備晚會。

　　She busied herself with the preparations for the party.