rocks ahead

• 前有暗礁,前面困难重重

rocks ahead的用法和样例：

例句

1. Navigation is difficult on this river because of the hidden rocks.
   因为河上有暗礁，所以在这条河上航行很困难。
2. Mr Davis withdrew from the business firm,because he saw breakers ahead.
   戴维斯先生退出了这家商行，因为他看前途危险。

词汇搭配

• rocks ahead 前有暗礁,前面困难重...