Clapper board

clapper [['klæpə]]

n. 拍手者, 铃锤, 钟锤\\n[电] 铃锤

board [bɔ:d]

n. 板;董事会;甲板;膳食; vt. 上（船、车或飞机）;收费供…膳宿;使搭伙，使寄宿;强行登（船）; vi. （火车、轮船、飞机等）接受乘客;搭伙，寄宿;

You know, the goods were inspected by the Commodities Inspection Office before shipment.

你知道，这批货物在装船前是经过商品检验局检验的。

Without a friend,the world is wilderness.

没有朋友，世界成了荒野。

The only way that they can preserve their history is to recount it as sagas -- legends handed down from one generation of another.These legends are useful because they can tell us something about migrations of people who lived long ago, but none could wri

他们保存历史的唯一办法是将历史当作传说讲述，由讲述人一代接一代地将史实描述为传奇故事口传下来。