1. But, of 277 udder cells he fused with egg cells, only 30 began to develop into embryos.
    但是，在他将卵细胞与之结合的277个乳腺细胞中，只有30个开始长成胚胎。

2. Whisk the egg and then add the flour.
    打好鸡蛋以後再加面粉.

3. When the egg had gone the rounds and none had succeeded, all said that it could not be done.
    鸡蛋在大家手里传了一圈也没有一个人能使它竖起来，都说这是不可能的。

4. These churchesa contained a large number of beautifully preserved frescoes as well.
    这些教堂里面藏有大量的保存完好的壁画。

5. The remains of plants and animals that lived on land are much more rarely preserved,
    曾在陆地上生活过的动植物的遗体被保存下来的更为罕见，

6. Like the Siberian mammoths, when the whole animal is sometimes preserved, as in a refrigerator.
    或者像西伯利亚长毛象那样掉进冰窟中，有时整个动物像被放在冰箱里一样被保存下来，

7. This is what happened to the famous Beresovka mammoth which was found preserved and in good condition.
    著名的那林索夫卡长毛象就是这样被保存下来的，而且保存得很好。

8. This head must have been found in Classical times and carefully preserved.
    她的脑袋一定是在古希腊罗马时代就为人所发现，并受到精心的保护。

9. Then Columbus took the egg and struck its small end gently upon the table so as to break the shell a little.
    于是哥伦布拿起那只蛋，把尖的一头轻轻往桌上一磕，敲碎一点蛋壳，

10. That night she chose to direct it toward her famous steamed pork and preserved vegetable dish, which she always served with special pride.
    那晚她原打算说说自己的拿手菜——梅干菜炖肉，她总是特别得意地把这个菜端上桌的。