[] to reach a particular level, etc.达到（某一水平等）◆Shares in the company touched a two-year low of €7.6.公司的股价降至两年来的最低点，为 7.6 欧元。to put your hands or fingers on sth/sb触摸；碰◆Every time you touch a key, the computer voice tells you what command you have executed.每次你一碰键，计算机语音就会告诉你执行了什么指令。to become connected with or work with a situation or person与…有关；从事；与…共事◆I didn't trust the company and refused to touch the deal.我不信任这家公司，拒绝参与做这笔买卖。●touch ˈbase (with sb) () to make contact with sb again再次联系◆She travels to Boston every other week to touch base with her home office.她每隔一星期去一趟波士顿以便与总部保持接触。●touch ˈbottomto reach the worst or lowest state到最坏境况；触底◆Many analysts believe that the recession has now touched bottom.许多分析员认为经济衰退现已触底。