英语语法分析

The scientist must stop to observe and start to excogitate.

科学家必须停下来观察，然后开始思考。

Objective to excogitate a method for extracting DNA from Bulbus Lilii to be appropriate for RAPD analysis.

目的建立一种适合RAPD分析的百合鳞叶总DNA提取方法。

But, Japanese is to excogitate special chili to reduce weight food, be not thought like you, dry gnaw chili.

但是，日本人是研究出专门的辣椒减肥食品，并不是像你所想的，干啃辣椒。