琢磨,反復考慮
mull over
v : reflect deeply on a subject; "I mulled over the events of
the afternoon"; "philosophers have speculated on the
question of God for thousands of years"; "The scientist
must stop to observe and start to excogitate" [syn: {chew
over}, {think over}, {meditate}, {ponder}, {excogitate},
{contemplate}, {muse}, {reflect}, {mull}, {ruminate}, {speculate}]