on Christmas

• 在圣诞节

on Christmas的用法和样例：

例句

1. They had red tapers on the table at Christmastime.
   在圣诞节期间他们在桌子上点红色的细蜡烛。
2. Of all days on Christmas day, he was working hard.
   日子这么多，他偏偏在圣诞节那天拚命工作着。