April fool 's day is simply a funny little holiday , but a holiday on which everyone must reman forever vigilant .
愚人节仅仅是一个逗乐的小节日，但是这一天大家必须保持警惕。
The new company will caterpillar remanufacturing and sustainable solutions ( cat reman ) the use of re-manufacturing technology to customers around the world to provide the most complete re-manufacturing engines and spare parts .
