Warning triangle
（汽车抛锚时司机置于公路上的）三角形警戒标志
🧩 词语组成解析
warning
['wɔrnɪŋ]
n. 警告;征候，预兆;前车之鉴;
adj. 警告的;告诫的;引以为戒的;
v. 警告( warn的现在分词);提醒;告诫;预先通知;
warn警告+ing名词后缀 → 警告
🗣️ 情景例句
Technology could revolutionize our way of life.
科学技术会给我们的生活方式带来革命。
While we were having breakfast,John was talking on the telephone.
当我们正在吃早餐时，约翰正在打电话。
He loved to be told that one of his imaginary products was temporarily out of stock and he would faithfully promise to call again at some future date, but of course he never did.
他爱听售货员说他想像出来的那种东西暂时脱销，于是他就煞有介事地许诺改天再来光顾。当然，他再也不会来了。