接觸的英語翻譯：

contact; contiguity; get in touch with; meet; osculate; osculation; tangency
touch
【醫(yī)】 c.; contact; contiguity; hapt-; hapto-; per contiguum; taction; tactus
touch

試驗的英語翻譯：

experiment; test; try; try on; try out; examination; experimentation; trial
trial run
【計】 breadboarding
【醫(yī)】 probation; test; tria
【經(jīng)】 test; trial