1. 担心地：apprehensive 有理解力的 | apprehensively 担心地 | apprentice 学徒
2. 意味深長：Indifferently 面無 | Apprehensively 意味深長 | Dubiously 警惕
3. 悬念：悬铃木属Planetree | 悬念apprehensively | 悬瀑waterfalls
4. 担心着：apprehensively 悬念 | apprehensively 担心着 | apprehensiveworrying 忧虑的
apprehensively