重点讲解：
1. heat up 变热；
The ocean is heating up.
海洋正在升温sJH3(UUnt(k!-(4~uO=。
2. warm up 加热；使暖和；变暖和；
The consensus amongst the world's scientists is that the world is likely to warm up over the next few decades.
世界各国科学家一致认为在未来几十年里地球有可能变暖_J+Z=OxgXI768O8|o。
3. wean sb. off sth. 使放弃，使戒掉，使不再依赖(尤指恶习)；
He was mellowed by a wife who weaned him off violence and drink.
他妻子帮他戒除了动粗和嗜酒的恶习，使他变得成熟了jSQDALsDsW9ox2*q~#。
4. at stake 处于危险境地；处于成败关头；
At stake is the success or failure of world trade talks.
世界贸易谈判正处于成败的重要关头e1SW7Y%U&~.P.RmD8*&L。

关注微信公众号【可可双语精读】，获取详细讲解内容