expansions n. 扩大( expansion的复数形式 ); 扩张; 扩张物; 膨胀物 释义与例句 n. 1. plural of expansion 相关短语 multiple expansions in-line expansions macro expansions Sudakov expansions Laplace expansions Joule-Thomson expansions cofactor expansions multiple expansion in-line expansion [计] 直接插入展开 macro expansion Sudakov expansion Laplace expansion Joule-Thomson expansion cofactor expansion Taylor expansion