At other times, he'd force her to walk totally unassisted.其他时候，他会强迫她在完全无人帮助的情况下自己行走。I knew exactly how difficult it is flogging through thirty problems a day without assistance.我知道在无人帮助的情况下一天解出三十道题有多难。He overcame his addictions unassisted.他在无人帮助的情况下戒除了毒瘾。