ret.

• (=retained) 保持，固定，记住,(=retention) 停滞，贮留，保留，记忆，固定,(=retina) 视网膜,(=retire) 退休，离开，就寝,(=return) 回复，复发，恢复

英英释义

动词 ret:

1. place (flax, hemp, or jute) in liquid so as to promote loosening of the fibers from the woody tissue