?? 詞語組成解析
semaphore
[['sem?f?:]]
n. 信號, 臂板信號, 旗語\\nvt. 用信號聯絡\\nvi. 打信號, 發旗語\\n[計] 信號; 號志; 信號燈
??? 情景例句
My new shoes hurt my feet ...
我的新鞋弄痛了我的腳……
I went to see my doctor for a check-up yesterday.
我昨天為檢查去看了醫生。
Why did you stay at home?
為什么呆在家里?