投稿日：2018/02/20(火) 02:02
投稿者：Chung　[home]　[mail]

I'd like to apply for this job amaryllis flower meaning symbolism This superlattice causes electrons to acquire an unexpected twist窶背hich Levitov describes as 窶彗 built-in vorticity窶昶�杯hat changes their direction of motion, much as the spin of a ball can curve its trajectory.