英和和英

parametric equation

misplacement of a key

an equation involving exponential functions of a variable

conversion

a mathematical equation called an algebraic equation

a rate of exchange

a branch of mathematics, called operational calculus

parity of exchange

differential equation

a way of transaction called an equal barter

an operational rule called {relational operator}

a method of direct {reasoning,} called {conversion}

the solution to an equation

a type of function called many-valued function

the rate of exchange of money

currency convertibility

in mathematics, an algebraical equation of high degree

the main points of exchange

an arithmetic operation that is the inverse of division

resolution into factors

(in logic) a method of direct reasoning, called contraposition

fixed par of exchange

the exchange rate of dollars

par of exchange

par of exchange

receiver swaption

convertible paper currency

（mint） par of exchange

an exchange of chromosome parts

Devise communization