Officials from Greenwich Observatory have the clock checked twice a day.格林威治天文台的职员们每天对大钟检查两次.The Royal Greenwich Observatory was founded to observe and catalogue the stars.当初创立皇家格林尼治天文台就是为了观察星体并对其进行编目。Few museums could r...
She is well - intentioned, but her tactless manner tends to get people's backs up.她倒是一片好心, 但方法不当容易使人生气.She is well-intentioned,but her tactless manner tends to get people’s backs up.她倒是一片好心,但方法不当容易使人生气。It was tactle...
媒染剂有助于将染料附着于材料.A modent mordant helps fix the dye to the material.有种称为媒染剂的方法常用于染色过程中.A solution called a mordant is used the dying process.传统上, 这种媒染剂在自然界中就能够找到.Traditionally, modernts mordants were found found in nature ...