Even if investigators have indeed found the salmonella source, you may wonder, how can the bacteria get inside the hard shell of an egg? Let us count the ways.
即使调查人员已经找到沙门氏菌源头，你可能会好奇，这种病菌是怎样破壳而入得。让我们看看吧。
Even if investigators have indeed found the salmonella source, you may wonder, how can the bacteria get inside the hard shell of an egg?
即使调查人员已经找到沙门氏菌源头，你可能会好奇，这种病菌是怎样破壳而入得。
After pulling off the shell, she observed the hard-boiled egg.
她把蛋壳剥下后，观察了一下这个煮老了的蛋。
He then asked her to take an egg and break it. After pulling off the shell, she observed the hard-boiled egg.
他又让女儿拿一只鸡蛋并把它打破，她看到了煮熟的鸡蛋。
He then asked her to take an egg and break it. After pulling off the shell, she observed the hard-boiled egg.
然后，他又要她去拿一个鸡蛋并把它敲破，在把壳剥掉之后，她观察了这个煮熟的鸡蛋。
He then asked her to take and egg and break it. After pulling off the shell, she observed the hard-boiled egg.
然后，他又让她去把鸡蛋敲破、把壳剥掉后，她看见一个熟鸡蛋。
The pterosaurian egg doesn′t show any structures of the hard shell, indicating that it may be soft-shelled too.
翼龙类蛋化石没有显示硬壳结构，很可能同样为软壳蛋。
The pterosaurian egg doesn′t show any structures of the hard shell, indicating that it may be soft-shelled too.
翼龙类蛋化石没有显示硬壳结构，很可能同样为软壳蛋。
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