a one-way street. 基本例句 单行道 For a number of reasons, however, this mobility has proven to be a one-way street for Russia. 因为一系列的原因，这种流动性在俄罗斯则呈现单向性。 chem8.org Unfortunately, this is a one-way street to problems with your sex life. 很不幸，对于你的性生活的问题没有回头路。 pengyouwo