/ˈfʌmbəl/
to use your hands in an awkward way when you are doing sth or looking for sth 笨手笨脚地做（某事）；笨拙地摸找（某物）
~ (at/with/in sth) (for sth)
She fumbled in her pocket for a handkerchief.
她在口袋里胡乱摸找手帕。
He fumbled with the buttons on his shirt.
他笨手笨脚地摆弄衬衣上的纽扣。
~ around
She was fumbling around in the dark looking for the light switch.
她摸黑找电灯开关。
~ sth (+ adv./prep.)
He fumbled the key into the ignition.
他笨拙地把钥匙插进汽车点火开关。
~ to do sth
I fumbled to zip up my jacket.
我笨手笨脚地拉上夹克的拉链。