seniors 長(zhǎng)輩

red envelops 紅包

wish sb lucky/fortune 祝某人好運(yùn)

the increasing/growing number of... ...增加的數(shù)字

when doing sth... 當(dāng)...時(shí)候

greeting 問(wèn)候

mutually 相互地

exchange 交換

or