Endogenous

　　●Endogenous (adj.) - Having an internal cause or origin.（內生的，內源性的）

　　Examples:　　

　　1.In fact the political system is likely to be endogenous to these basic American beliefs.　　

　　2.The long-term goal is to create the basis for internal development and endogenous growth.

　　Come in handy

　　● Come in handy (idiom) - Turn out to be useful.（派得上用場，有用處）

　　 Examples:

　　1.A pocketknife can come in handy.　　

　　2.This money will come in handy when we go on vacation.

　　Big time

　　● Big time (idiom) - On a large scale; to a great extent.（大規模，很大程度）

　　Examples:　　

　　1.I owe them big time and that means I have to do something for them.　　

　　2.This time they've messed up big time.

　　Spawning

　　●Spawn (verb) - To cause something new to grow or start suddenly.（孵育，產生）

　　Examples:

　　1.The new economic freedom has spawned hundreds of new small businesses.　　

　　2.Her death spawned countless films and books.

　　Caters to

　　●Cater to sb/sth (phrasal verb) - To satisfy a need or to provide what is wanted or needed by a particular person or group.（迎合，滿足）

　　Examples:

　　1.Internet shopping caters to every conceivable need. There are more and more TV shows catering to young male audiences.