otiose unprofitable没有用的
otiose a不必要的
otiose e多余的;不必要的
an otiose belief无用的信仰
an otiose undertaking无用的承诺
inactive languorous lazy otiose slothful怠惰的
"otiose lines in a play"
同义词:pointlesssuperfluouswasted
"an otiose undertaking"
同义词:futileineffectualunavailing
同义词:faineantindolentlazyslothfulwork-shy
ADJ(形容词) serving no useful purpose 无用处的
otiose language