chalk: n.1.白垩；粉笔。2.用粉笔画的记号；〔英国〕(比赛)得分纪录，记入借方的款项。3.〔美俚〕牛奶。短语和例子French chalk＝ tailor's chalk(裁缝划线用的)划粉。 coloured chalks 彩色粉笔。 (as) different as chalk from cheese ＝ (as) like as chalk and [to] chees
mixture: n.1.混合，混杂；混合状态。2.混合物；混合体；(内燃机等用的)混合气；【医学】混合剂，药水；混合烟草〔又叫 smoking mixture〕。3.【织】麻花织品；优缺点均有的人。短语和例子a mixture of grief and comfort 悲喜交集(的感情)。 the mixture as before 照处方笺配药；〔口语〕处理办法如前。 with a mi
