to cast的用法和樣例：
例句
- She didn't know what her son might turn out to be, but it was always well to cast an anchor to windward.
雖說她不知道兒子長大以後究竟會怎樣，但是未雨綢繆總是沒有錯。 - Derek tends to cast his ideas in long sentences.
德里克往往用長句表達他的思想。 - It is uncommon for healthy animals to cast their young.
健康的小動物小產是不尋常的事。 - Had to cast about for an hour, looking for a good campsite.
為了找一個好的露營地，不得不尋覓一個小時
