[B]单词注解:[/B]
[B]precrease:[/B]预褶 就是pre-crease
[B]diagonally:[/B]in a diagonal manner
[B]kite:[/B]a bank check that has been fraudulently altered to increase its face value;a bank check drawn on insufficient funds at another bank in order to take advantage of the float
[B]valley:[/B]a long depression in the surface of the land that usually contains a river
[B]bisector:[/B]二等分物,二等分线
[B]beak:[/B]beaklike mouth of animals other than birds (e.g., turtles);horny projecting mouth of a bird;informal terms for the nose
[B]parallel:[/B] be parallel to; make or place parallel to something; duplicate or match