henceforth

英 /ˌhensˈfɔːθ/ 　美 /ˌhensˈfɔːrθ/

Henceforth, we will keep spare keys in this drawer.

从今以后，我们会把备用钥匙放在这个抽屉里。

The university announced that all new buildings would henceforth meet stricter environmental standards.

大学宣布，今后所有新建建筑都将达到更严格的环保标准。

搭配

shall henceforth 今后将be henceforth known as 从此被称为

正式用语；日常交流多用 from now on。

近义 from now on、henceforward