Chapter 493: Second Update

or him. In less than a minute, he drew out a mechanics analysis diagram and explained it to her carefully. After some calculations, the result was exactly the same as the reference answer given later....ant to put Rong Ling in a difficult situation because of her momentary recklessness. Such gains and sacrifices couldn't be balanced at all!Rong Ling heard this and secretly smiled, thinking she was na...