英和和英

reeve an opening

to close a banquet―（西洋なら）―go to the drawing-room

to open (something) completely

to open and shut

to continue to open (something)

to feel relieved―feel relief

to stop an opening

to open up

to be stumped by something or someone

make the opening move

become open

to open completely

to open the curtain―raise the curtain―draw （back） the curtain

open

to open again after closing

the opening salvo

come open suddenly

to open a gate

to open a package

undo the parcel

to send a letter unsealed

to extract the square root （of a number）

cut open

be wide open

(of a door) left open

to leave something open

to open a package―undo a parcel

the act of opening a lid

an unsealed letter

a splayed opening