同义词
1)brief meeting (A brief,small-scale,informal meeting with no fixed agenda,the main purpose of which is to exchange information.),碰头会2)"brief meeting (A brief,small-scale,informal meeting with no fixed agenda,the main purpose of which is to exchange information.) ",碰头会3)brief meeting (A brief,small-scale,informal meeting with no fixed),碰头会4)brief meeting (A brief,small-scale,informal meeting with no fixed agenda,the main purpose of which is to exchange information),碰头会5)brief meeting,碰头会6)conflict,碰头7)Pipline's joint,管路碰头8)door stop,门碰头9)Warning: Head Injury,Low Shelves,小心碰头10)conflict,冲突，碰头
