He planed to keep the house for 12 years and let the mortgage get paid down faster.
他计划持有这处房产12年，并尽快还清抵押贷款。
2.prime minister 首相；总理
The Prime Minister was speaking ahead of today's meeting.
首相在今天的会议开始之前作了发言。
3.state visit 国事访问
This state visit is not a negotiation with the russians.
这次国事访问不是和俄罗斯人谈判。
4.at risk of 处于...危险
He saved three children alive at risk of his life.
他拼命救出了三个孩子。
