豁然開朗

suddenly opens up to a wide panorama (idiom); to come to a wide clearing / fig. everything becomes clear at once / to achieve speedy enlightenment

to play Chinese finger-guessing game

opening / stake all / sacrifice / crack / slit

open; clear; liberal-minded; generous / to exempt; to remit

wide and open / a flash of understanding

correct / right / so / thus / like this / -ly

to open / to start / to turn on / to boil / to write out (a prescription, check, invoice etc) / to operate (a vehicle) / carat (gold) / abbr. for Kelvin, 開爾文|开尔文[Kai1 er3 wen2] / abbr. for 開本|开本[kai1 ben3], book format

spacious and well-lit / open and clear / (of character) optimistic / cheerful / carefree

clear / bright