John was full of invention ─ always making up new dance steps and sequences.

　　約翰有豐富的創造力——總能編出新的舞步和連續舞步。

　　Fax machines were a wonderful invention at the time.

　　傳真機在當時是一項了不起的發明。

　　This story is apparently a complete invention.

　　這個故事顯然完全是虛構的。

　　His invention was not commercially successful.

　　他的發明從贏利角度看并不成功。

　　It's been a tricky business marketing his new invention

　　推廣他的新發明一直是件棘手的事情。