He stated they did something to stall the area east of the Tonga trench as this would worsen the gulf situation from what it is now.

他陈述道，他们在汤加海沟东部地区做了些工作以暂时拖延，否则会让墨西哥湾的情况更糟糕。

youdao

Located in the Lau Basin along the Tonga Trench in the southwest Pacific Ocean, the west Mata volcano is part of a series of submarine volcanoes in the area bordered by Samoa, Tonga, and Fiji.

位于沿汤加海沟在刘盆地西南太平洋，西马塔火山是一个海底火山在萨摩亚，汤加和斐济的交界地带系列的一部分。

youdao

The extraordinary scene was captured along the Tonga Trench during a research expedition last summer.

BBC: Undersea mountains march into the abyss

The trench is a highly active fault line running north from New Zealand towards Tonga and Samoa.

BBC: Undersea mountains march into the abyss