1.cut off 切斷
They were almost completely cut off from the outside world.
他們幾乎完全與外界絕緣了 。
2.at some point 在某個時刻
At some point kids start doing things they didn't use to do. They get more independent
從某個時候起,孩子們開始做以前不曾做的事情 。他們變得更加獨立 。
3. lay out 說明
Maxwell listened closely as Johnson laid out his plan.
馬克斯韋爾仔細聽著約翰遜講解其計劃 。
4.ports of entry 入境口
Airports have joined seaports as ports of entry for the visiting foreigner.
機場和海港一樣成為來訪的外國人的入境關口 。
5.cross-border 跨國的
Currency-conversion costs remain one of the biggest obstacles to cross-border trade.
貨幣兌換成本仍是跨境貿易的最大障礙之一 。