Pipped
v. Product Improcement Program 產品改進計劃( pip的過去式和過去分詞 ); 果核; 種子; 短而尖的聲音
??? 情景例句
Hi, John, what's going on?
嗨，約翰，你都在做些什么事?。?/div>
I see. I'll go and check.
噢，原來是這樣，那我再去查查看。
and at the most critical juncture we took turns in watching that point.
在最緊急的時刻，我們輪流監視那段河流的險情。