Christmas tree
Longman Dictionary of Contemporary English 5++LDOCE 5++ˈChristmas tree noun [countable] 
DHa fir tree that people put in their houses and decorate for Christmas 圣诞树
DHa fir tree that people put in their houses and decorate for Christmas 圣诞树Examples from the Corpus
Christmas tree• Two days before the President's visit they began to dress the mast like a Christmas tree.• The chart resembled a Christmas tree, with John Gutfreund on the top and us at the bottom.• Now she was under a Christmas tree, the most beautiful and best-decorated tree she could imagine.• There was a Christmas tree in the living room and a surfing video on the television.• O Christmas tree, O Christmas tree / How brightly shine thy candles.• I du n no how tall it is, but the Christmas tree outside the caff is blummin huge.• I go and sit on the bench in front of the Christmas tree and stare at it.• Prevent pine-needle fall-out from covering your floors when removing your Christmas tree.ˈChristmas tree nounChineseSyllable
people their Corpus that put fir tree in a houses
Christmas tree
ˈChristmas tree
noun [countable]
a fir tree that people put in their houses and decorate for Christmas
ˈChristmas tree
noun [countable]a fir tree that people put in their houses and decorate for Christmas