是以

• Fish features very largely in the food of these islanders .
  这些岛民在食物方面的特色是以鱼为主。
• His love had been woven of sentiment rather than passion .
  他的爱是以情感而不是以情欲为其经纬的。
• Note that this will always be in the form of a probability statement .
  须注意这始终是以概率来表达的。
• This cherished fantasy is embellished with minute detail .
  这个梦一般的夙愿是以细腻的笔法描绘出来的。
• Early work of moss and tensley used the formation as a unit .
  Moss和Tensley早期的研究是以群系作为单位。
• Angular momentum conservation is based on the isotropy of space .
  角动量守恒是以空间的各向同性为基础的。
• Our agreement is founded on important nonproliferation standards .
  我们的协议是以不扩散这一重要标准为基础的。
• Bibliographies are lists of books and are compiled in many different forms .
  书目是以许多不同形式编制的图书目录。
• The soundness of the english position had depended on their being victorious .
  英军的稳固地位本是以胜利为基础的。
• Illuminance of illuminating radiation is always measured in photometric units .
  照明辐射的照度通常是以光度为单位。