adj. 單獨(dú)的;獨(dú)一無二的;獨(dú)自的;
adv. 單獨(dú)地;獨(dú)自地;孤獨(dú)地;只,只有;
?? al(all)+one→單獨(dú)的(地)(=quite by oneself)
"She was alarmed at the prospect of travelling alone."
她一想到獨(dú)自旅行的情景就害怕。
近義:isolated, lone, remote, secluded, sequestered, solitary
反義:joint