“友谊弥足珍贵”的英文简写可以有如下表达方式:

Friendship is precious .

Friendship is very precious .

The most precious friendship.

Friendship is a precious.

Friendship is the greatest .

核心词是friendship，友谊弥足珍贵是形容友谊十分珍贵、非常珍贵。弥、足：满，加一起就是十分的意思。