Christmas tree的复数形式怎么拼写

Christmas tree的音标：Christmas tree的英式发音音标为：['krisməs tri:]Christmas tree的美式发音音标为：['krɪsməs tri]...

The candles on the Christmas tree lit up the room.圣诞树上的蜡烛照亮了房间.The child was attracted by the glitter of the Christmas tree decorations.这孩子被圣诞树上闪耀的装饰物吸引住了.The Christmas tree was decked with gifts.圣诞树上挂满了各种礼品....

n.圣诞树...