This means the dog must stay down even if the owner or someone else tosses a ball in front of the dogs feet or drops a hot dog 4 feet from where he is lying.
这就意味着即使有人在狗儿面前扔出一个球或食物，狗儿也必须卧下不动。
The impact of an asteroid at the moon's South Pole 4 billion years ago threw out a colossal surge of debris - like a dog furiously digging a hole in the sand.
这40亿年前发生在月球南极的小行星撞击抛出了一大片碎渣——就像一只狗疯狂地在沙地里刨洞一般。
In the example in Listing 4, I extended Dog from the inside.
在清单4的例子中，从内部扩展了Dog。
Hogan holds an 80-pound, 4-foot-long dog-eating catfish (pangasius sanitwongsei) in Thailand, 2010.
泽布·霍根2007年在泰国发现一条40磅重、3英尺长的食狗鲶鱼（学名：Pangasiussanitwongsei）。
Cute baby! 2. Cute outfit! 3. Cute dog! 4. That's a cute hat.
可爱的婴儿！2。漂亮的套装！3。可爱的狗！4。那是顶漂亮的帽子。
It is said that a pet dog was buried under a white poplar tree, the near 4 square meters' area was surrounded with fence, and there were flowers around the marble tombstone.
具了解一只宠物狗被安葬在一棵速生白杨树下，近4平方米的土地用篱笆围起，大理石墓碑前还有绢花环绕。
I have 4 years of dog died, so sad.
我养了4年的狗狗就这么死了，好伤心。
Because dog still small, the dog dog in about three months, day need eat 3 ~ 4 times, a little larger in one day at least two meals decrease, beating.
因为狗狗还小，狗狗在3个月左右的时候，一天需要吃3 ~4顿，大了一点在一餐餐减，每天至少两顿。
Materials: high-quality fake sheep's clothing, really dog fur lining, 3-4 by the elastic nylon hasp be fixed.
材料：优质仿羊皮，内衬真狗毛，由3-4条尼龙松紧带搭扣固定。
Results 86 cases of severe dog-bitten, including 4 bitten by rabies dogs and 8 by virus-carrying dogs, protected from rabies.
结果经过上述处理的86例严重犬伤者（包括4例狂犬伤和8例带毒犬伤），均得到了有效保护。
MethodsA home pigeon CuSO 4-vomiting model and dog -apomorphine vomiting model were used to observe the latent period of vomiting and the frequency of vomiting.
方法分别采用家鸽硫酸铜致吐模型及犬去水吗啡致吐模型，以观察呕吐潜伏期及呕吐频率。
A rescue worker from Russia carries his dog onto the roof of a collapsed building in the earthquake-hit area of Padang, West Sumatra province October 4, 2009.
来自俄罗斯救援人员携带他的狗到了一个在地震中倒塌的楼房的屋顶袭击的巴东，西苏门答腊省2009年10月4号地区。
A rescue worker from Russia carries his dog onto the roof of a collapsed building in the earthquake-hit area of Padang, West Sumatra province October 4, 2009.
来自俄罗斯救援人员携带他的狗到了一个在地震中倒塌的楼房的屋顶袭击的巴东，西苏门答腊省2009年10月4号地区。
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