1. 模棱两可的：below the mark 不够标准 | betwixt and between 模棱两可的 | beside oneself 对自己失去控制,神志失常
2. 在中间的,悬而未决的,模棱两可的,非此非彼的：Between you and me 你我私下说说,不足为外人道也 | Between you ,me and the gatepost 你我私下说,不足为外人道也 | Betwixt and between 在中间的,悬而未决的,模棱两可的,非此非彼的
3. 悬而未决的;模棱两可的：悬吊系统配置图 PLAN OF FLYING FACILITIES | 悬而未决的;模棱两可的 BETWIXT AND BETWEEN | 悬挂 HANGING