adj.未受協(xié)助的；獨(dú)立的

That comet is invisible to the unaided eye. 那顆彗星只用肉眼是看不到的。

Four months to the day, Ralph finally stood unaided. 到今天就四個(gè)月了，拉爾夫終于獨(dú)立地站立起來(lái)。

The baby cannot sit unaided and she has to be propped up on pillows. 那嬰兒還不會(huì)坐