1、exchange

交換;互換

We exchanged addresses and Christmas cards.

我們交換了地址和圣誕賀卡。

The two men exchanged glances.

那兩個男人互相掃了一眼。

交戰;交火

There was an exchange of fire during which the gunman was wounded.

有過交火，其間那名持槍歹徒受傷了。

This could intensify the risk of a nuclear exchange.

這可能會加劇爆發核戰爭的危險。

短暫的交談;（常指）口角，爭吵

There've been some bitter exchanges between the two groups.

兩組之間發生過一些激烈的爭吵。

2、attention

注意；留心；專注

You have my undivided attention.

我專心聽你所講。

Later he turned his attention to the desperate state of housing in the province.

其后，他將注意力轉向了該省形勢嚴峻的住房問題。

（尤指大眾的）注意力，關注

Volume Two, subtitled 'The Lawyers', will also attract considerable attention.

副標題為“律師”的第二冊也將獲得廣泛關注。

The conference may help to focus attention on the economy.

此次會議可能有助于將關注焦點放在經濟上。