weak at在 ... 方面弱的weakadj.弱的；虚弱的；无力的；差的；淡薄的Weak Rigidity弱刚度weak mutation弱变异方法weak locative弱处所性weak as wateradj.身体虚弱(意志薄弱)Weak colleges弱势高校weak as a catadj.身体虚弱(意志薄弱)weak in faith信念不强weak argument没有说服力的论据； 无力的论据weak acid red弱酸性红Weak cold air弱冷空气