最近ドル先安感が強まっているなかで、為替相場は米経済指標に対する反応はかなり限定的である。

tbd

As expectation increases that the dollar will weaken, the foreign exchange market's reaction to US economic indicators has been fairly muted.

今日の為替相場はいくらですか。

tbd

What's the exchange rate today?

What is the exchange rate today?

為替相場は毎日会計室の前に掲示される。

tbd

The exchange rates are posted daily outside the cashier's office.

為替相場は１ドル１４５円だ。

tbd

The rate of exchange is 145 yen to the dollar.