BEMD二维经验模式分解bev.有；在；是；到达；拜访be under orders toadj.奉命去 ...be very happy with对 ... 感到非常高兴be filled with joy痛快淋漓be under restraint在精神病院,在看管下,被拘禁中be contemptuous of对 ... 表示蔑视be unable to reach可望而不可及be in poor spiritsadj.意气消沉(情绪低落)be scared to death被吓死be aching all over浑身疼得难受beozaldehyde green[医] 苯醛绿； 孔雀绿

1. It may have taken as little as a few million years, Bekker says.
   贝克说，这个过程可能花了短短的几百万年。