Officers were drawn largely from the top echelons of society.
些官员大都来自社会上层。
次编
;
形;
阵;阶层



态: echeloned, echeloning, echelons 
的(地);
次配置的(地)
形Officers were drawn largely from the top echelons of society.
些官员大都来自社会上层。
声明:以上例
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