例句與造句

1. The similarities in chemistry along what is now known as the first row of the transition metals were noted by Adolph Strecker in 1859 . Mendeleev stressed that groups of " chemically analogous elements " could have similar atomic weights as well as atomic weights which increase by equal increments, both in his original 1869 paper and his 1889 Faraday Lecture.
2. It's difficult to find analogous element in a sentence. 用analogous element造句挺難的