14th Anniv.
14周年英文全称是:14th Anniversary.
例句:但今天,在集团发布14周年之际,让我们花点时间来思考一个不太明显的优势。
But today, on the 14th anniversary of the Group, let's take a moment to consider a less obvious advantage.
一周年:1st.Anniv.
两周年:2nd. Anniv.
三周年:3rd.Anniv.
四周年以上:
数字+th Anniv. 比如55th Anniv.
不要忘了简写的“.”