Nick had a large gash on his cheek.尼克的脸颊上有一道很大很深的伤口.There was a gash of blood from the wound reopening.伤口再次裂开时血流如注.He howled like a wounded animal as blood spurted from the gash...当血从伤口中喷出时，他像一只受伤的动物一样嚎叫起来。He howled like...
He howled like a wounded animal as blood spurted from the gash.当血从伤口中喷出时，他像一只受伤的动物一样嚎叫起来。There was an inch-long gash just above his right eye.就在他右眼的上方有一条一英寸长的伤口。Nick had a large gash on his cheek.尼克的脸颊上有一道很大很深的伤口....
Callus was induced from explants of cassava stem with bud and shootlet.用木薯茎切段及顶芽作为外植体,诱导木薯愈伤组织的形成.The results shew that hypocotyl's velocity, quality and differentiation were better than other explants.结果表明:外植体为胚轴出愈...