1 . inferior to
基本注释 ... ◎ [be without;have not;there isn't] 不领有,不具有,不存在 ◎ [not as good as;inferior to] 不及;不到 ◎ [not,no] 没有,不曾,未.
2 . be short of
be secreted from 从...分泌出来be short of 不及;少于;缺少be substituted for 替代
3 . much less
leave out遗漏,缺漏;排除much less更不用说;更少;不及- 基于2个网页
4 . deficient
不内外因 neutral cause不及deficient不月 absence of menses