Warning system
[计] 报警系统
🧩 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
I can't wait to see her.
我等不及要见她。
Don't forget to put stamps on the letter before you mail it.
不要忘记在寄信以前把邮票贴在信封上。
It has been found that certain bats emit squeaks and by receiving the echoes,
人们发现，某些蝙蝠能发出尖叫声，