笔记:skate on thin ice 如履薄冰walk on thin ice 如履薄冰花样滑冰是 figure skating,skate 就是滑冰的意思,这个词组就是表示 a situation where someone is taking a risk by doing something that might cause trouble or offend people, often because they are nearing a limit or boundary of acceptable behavior.获取节目完整音频、笔记和片尾的歌曲名,请关注微信公众号「早安英文」,回复“笔记”即可。更多有意思的英语干货等着你!