词根:oner = burden
词根来自拉丁语oner意为burden。
同源词:
1. exonerate [使从沉重的行李、负担中解脱出来ex(=out) + oner(=burden)]
vt. 免除(责任、义务、苦难等);证明...无罪
exoneration n.免除;释罪
Many convicted criminals have been exonerated by DNA evidence.很多被宣告有罪犯依靠DNA证据被证明无罪。
2. onerous adj.繁重的;麻烦的
onerous duties 繁重的税
词根:oner = load, 表示“负担”
onerous a. 繁重的;费力的
exonerate v. 免除;无罪释放(ex出+oner+ate→从负担中摆脱出来→无罪释放)
onus n. 负担,责任(on[=oner]+us表示名词,如:nodus难点)