相关单词近义词 burdensome 负担的, troublesome 令人烦恼的, weighty 重要的, difficult 困难的, arduous 费力的, heavy 大(量)的, tiring 令人疲倦的, time-consuming 耗费时间的, tedious 单调乏味的, oppressive 压迫的, exacting 严格的, taxing 费力的临近词ones, one, onerous act, onerous loan, onerous gift, onerous title, onerous lease, onerous burden, onerous duties, onerous property, onerous contract, onerous development loans 返回 onerousness