短語(yǔ)詞組短語(yǔ)fall -out 失去同步;附帶成果;墜塵Fall -out ratio 誤檢率downwind fall -out 順風(fēng)落塵tropospheric fall -out 對(duì)流層沉降upwind fall -out 上風(fēng)落塵fall angle out deposition 落散物沉降global fall -out 全球性散落local fall -out 區(qū)域落塵fall l out 脫落;爭(zhēng)吵radioactive fallout 放射性塵降物 返回 fall out