有人把他的声音比作牛蛙的叫声.Someone likened his voice to the croaking of a bull - frog.十年前就有牛蛙, 鹅, 鸭子什么的.Since ten years ago, it was bullfrogs, geese, ducks.把这件事告诉牛蛙 、 猎鸡鹰和斑鸠.Tell that to the bullfrog, chicken hawk or turtledove....
那么医生是如何防止斑疹伤寒的扩散与传播的 呢 ?And how do doctors prevent the spread of typhus?目的报道一起水源性暴发流行伤寒的临床特点.Objective To report the clinical characteristics of water source outbreak abdominal typhus.相同的, 各组小鼠对沙门菌伤寒的抵抗力也无不同.Similarly, t...
激光打印机的打印质量很好。Laser printers give high quality print.如磁盘、打印机墨盒之类的电脑耗材computer consumables such as disks and printer cartridges菊瓣字轮打印机a daisy wheel printer...