A black Mercedes screeched to a halt beside the helicopter.一辆黑色的梅赛德斯轿车在直升机旁嘎的一声刹住了。She served six months in prison for the helicopter caper.她因为直升机一案坐了6个月牢。The silence was broken by the whirring of a helicopter.直升机的嗡嗡声打破了...
Clients are entertained within private dining rooms...在私人餐室内款待客户。The actors have entertained us so splendidly during this weekend, I think it's time we returned the compliment.这周末演员们给我们带来了精彩的演出，我觉得我们该回请他们了。Will ente...
Zinc dialkyl dithiophosphate ( ZDDP ) is disintegrated with wet method. S, P, Zn is determinated.用湿法分解二烷基二硫代磷酸锌盐 ( ZDDP ) 样品,同时测定硫 、 磷 、 锌的含量.Recovery of cobalt from Co - Ni residue in zinc hydrometallurgy has been studi...