announce v. 宣佈 ( 使公開地知道 ) ；通報…的出席、到來
【例】The captain announced that the plane was going to land.
機長宣佈飛機就要著陸了。
announce guests 通知客到
【根】an一再； nounce 報告，消息，資訊
→ 一再報告 →宣佈

-ment 名詞字尾

"nounce"(="nounc") -> 宣布

"ad"(向前) + "nounc"
announce (V.) 宣布; 宣告
announcement (n.) 宣布; 宣告