stumble verb
ADV. almost, nearly | a little, slightly She stumbled a little on the uneven path. | blindly He stumbled blindly on through the dark building. | about, along, around, away, back, backwards, forward, on, out
PREP. against, along, down, from, into, out of, over, towards, etc. They stumbled over the ploughed field.
PHRASES stumble to your feet The train stopped, and several passengers stumbled to their feet. PHRASAL VERBS stumble across/on/upon sth
ADV. accidentally, by chance, unwittingly I stumbled across the place quite by chance.
You can also check other dicts: stumble (English, 中文解释 ), wordnet sense, Collins Definition