有过两次的

I have had two ectopics, lost my tubes and had IVF.

我有过两次宫外孕，失去了我的输卵管，做了试管。

He's very jaded when it comes to personal relationships, he's had two bad marriage s.

他对婚姻很感冒，他有过两次不幸的婚姻。

We cooperated with the Kuomintang two times in history.

我们和国民党曾有过两次合作的历史。

The person arrested for setting the fire had been suspected of pyromania on two previous occasions.

那个因纵火被捕的人，因先前有过两次纵火的行为而被怀疑有纵火癖。

The preson arrested for setting the fire had been suspected of pyromania on two previous occasions.

那个因纵火被捕的人，先前有过两次纵火的嫌疑。

Although Frank always volunteered to help with any of the church's fund-raising campaigns, he turned out to be a whited sepulchre with two convictions for fraud.

尽管弗兰克总是自愿参加教堂发起的募捐活动，但最后证明他是个伪君子，有过两次欺诈行为。

We have had two terrible wars...

我们曾经有过两次可怕的战争。。。

The people bin Laden believed deserved to die just because they were Americans included a career diplomat I had met twice and his son; a woman who had just spent her vacation caring for her aged parents; an Indian-born foreign service officer who had traveled the world working for her adopted country; an epidemiologist working to save African children from disease and death; a mother of three small children; a proud new grandmother; an accomplished jazz musician with a day job in the foreign service; an embassy administrator who had married a Kenyan; and three sergeants, one each in the army, the air force, and the Marine Corps.

本·拉登认为这些人该死，原因只不过他们是美国人，包括一位我见过两次的职业外交官和他的儿子；一位正在休假中照料年老父母的女子；一位印度出生的使馆官员，她周游世界，为收养了她的这个国家工作；一位正在挽救非洲儿童免于疾病和死亡的流行病学专家；一位有三个小孩的母亲；一位自豪的刚成为奶奶的妇女；一位白天为驻外办事处工作的有造诣的爵士音乐家；一位同肯尼亚人结婚的使馆行政人员；三位军士，分属陆军、空军和海军陆战队。

We have had 2 snowstorms in the past week, getting over 16 of snow.

在未完成内墙涂刷之前，过去的一个星期里这儿有过两次大雪，积累了16英寸（41公分）的雪。

I've been a part of a couple first series: the one in Monterrey and the Paradise Series we had in Hawaii against the Cardinals.

之前我有过两次类似的行程，分别是去墨西哥和夏威夷。

The absorption and distribution of chromium were studied in ryeusing nutrient culture technique and pot experiment.

采用不同浓度K2CrO4(0，0.4，0.8和1.2 mmol/L)的Hoagland营养液处理黑麦幼苗，测定铬在黑麦体内的亚细胞分布、铬化学形态及不同部位的积累。

By analyzing theory foundation of mathematical morphology in the digital image processing, researching morphology arithmetic of the binary Image, discussing two basic forms for the least structure element: dilation and erosion.

通过分析数学形态学在图像中的理论基础，研究二值图像的形态分析算法，探讨最小结构元素的两种基本形态：膨胀和腐蚀；分析了数学形态学复杂算法的基本原理，把数学形态学的部分并行处理理念引入到家实际应用中。