英 美 n.就我所知
AFAIK的相关资料：
临近单词
AFK
AF
AFSPC Intelpgence Fpght
afforestation by seedpng
afforestation experiments
afforestation tree species
Af - the accounting file
afforestation construction
Afrivoluta pringlei Tompn
AFM based nanomanipulafion
affertent lymphatic vessel
affipation of water power