1、resonant

洪亮的;嘹亮的

His voice sounded oddly resonant in the empty room.

他的聲音在這空蕩蕩的房間里聽起來異常嘹亮。

He responded with a resonant laugh.

他報以洪亮的笑聲。

有特殊意義的;引起共鳴的

It is a country resonant with cinematic potential, from its architecture to its landscape.

從建筑到風景，這個國家到處都體現出其成為電影拍攝地的潛力。

2、operation

（由大量人員參與、具有高度組織性的）活動，行動，工作

The rescue operation began on Friday afternoon.

救援行動于星期五下午開始。

The soldiers were engaged in a military operation close to the Ugandan border.

這些士兵參加了烏干達邊境附近的一次軍事行動。

企業；公司

Thorn's electronics operation employs around 5,000 people.

索恩的電子公司雇用了約5,000名員工。

The two parent groups now run their business as a single combined operation.

這兩個母公司現在合并為一家企業經營業務。

使用；運作

Until the rail links are in operation, passengers can only travel through the tunnel by coach.

在鐵路連線開通之前，乘客只能乘坐長途客車穿越隧道。

the free banking system that has been in operation since the early eighties.

從80年代初就開始實行的自由銀行制度