他给他演示如何吹奏象牙吹口乐器。He showed him how to blow into the ivory mouthpiece.他在即兴吹奏萨克斯管。He was jamming with his saxophone.他用笛子吹奏一首老曲子.He was playing an old tune on his flute....
Mining backfilling is restrained by relatively high filling cost.充填采矿由于充填成本较高而制约着其发展.High - water rapid - hardening backfilling with whole tailings is a new developed backfilling technology.全尾砂高水速凝充填技术是一项新近发展起来的充填技术.Its ...
Our son has just graduated from a tricycle to a proper bicycle.我们的儿子刚刚从骑三轮车过渡到骑普通自行车.When unemployed, I went to drive a tricycle.我失业的时候就去拉三轮车.A game that is very popular with these young swimmers is the underwater tricyc...
Conclusion: Laparoscopy surgery for treatment extrauterine pregnancy one ideal surgery way.结论: 腹腔镜手术为治疗异位妊娠的一种理想手术方式.Scientists believe the frozen eggs stand a good chance of a pregnancy after being artificially fertilis...