cast about for

汉语翻译

例句：

1. Cast about for new ways to proceed.
   尽力找到进行下去的新方法
2. Had to cast about for an hour, looking for a good campsite.
   为了找一个好的露营地，不得不寻觅一个小时
3. The dog is cast about for its supper.
   这条狗正到处寻找它的晚饭呢。