transannular migration跨: step; stride环: ring; hoop迁移: move; remove; migrate; shift ...跨环: transannular跨环键: transannular bond (= transannular bridge); transannular bridge (= transannular bond); transannular linkage下载手机词典可随时随地查词查翻译关注微信公众号：chachacidian，回复:跨环迁移，即可在微信中查询翻译
