英和和英

the opening quotation

open invitation

give a recital

an open ticket

an unsealed letter

to break the seal―（みだりに開封するの意味なら）―tamper with the seal

slide a drawer out

to extract the cubic root of a quantity

to extract the square root of a quantity

to extract the square root of a number

to make a beginning―pave the way for something

to pave the way for something

to make a beginning

to open a package

undo the parcel

an opening address

to make a person leave a space between two things

to open a fan

an open scholarship

open ranks

open a package

open formally

open an account

Please shut the door.

〈防火扉などの〉 This door must be kept closed at all times.

Please close the door.

an opening ceremony

an opening ceremony

to unseal

by open declaration