ADJECTIVE | VERB + KNOB | PREPOSITIONADJECTIVE➤door門把手▸➤control, volume控制/音量旋鈕◇Adjust the control knobs by pressing lightly.輕輕按壓來調節控制旋鈕。➤brass銅旋鈕VERB + KNOB➤adjust, fiddle with, touch, turn, twiddle, twist調節/撥弄/觸碰/轉動/旋轉/扭動旋鈕◇I've tried fiddling with the knobs, but nothing seems to happen.我試着撥弄那些旋鈕,但似乎什麼作用也沒有。➤try嘗試轉動旋鈕◇I tried the knob, and this time the door opened.我試着旋動球形把手,這次門開了。PREPOSITION➤knob on⋯上的旋鈕◇the knobs on the radio收音機的旋鈕