by oneself片语KK [baɪ ˏwʌnˋsɛlf] /baɪ ˌwʌnˈsɛlf/发音片语1独自、单独、一个人She lives by herself in a small apartment downtown.她独自住在市中心的一间小公寓里。2独力、靠自己He built the whole shed by himself in one weekend.他靠自己一个周末就把整间工具房盖好了。用这个字练口说→