bimestrial

形容词 bimestrial:

1. occurring every two months
   同义词：bimonthly
2. two months long; lasting two months

bi.mes.tri.al

adj.（形容词）
Occurring every two months; bimonthly.
一月两次的：每两个月发生一次的；一月两次的
Lasting two months.
持续两个月的

来源：
From Latin bimôstris
源自 拉丁语 bimôstris
bi- [two] * see bi-
bi- [二] *参见 bi-
mônsis [month] * see mô- 2
mônsis [月] *参见 mô- 2