Caroling
v. 欢乐地唱( carol的现在分词 ); 唱圣诞颂歌
🗣️ 情景例句
It has been a learning experience. That's true.
这真是一次学习经验， 真的。
To sink
沉下
Last year was a bad year for the company. There was a big fall in sales.
去年公司不景气。销售额骤减。