Seventy-one different varieties of tropical plants were introduced into China last year.

President Richard Nixon finally ed the dollar from the value of gold in nineteen seventy-one.

1971年，尼克松总统最终宣布美元与黄金之间脱离关系。

Seventy-one percent of Chinese surveyed admitted to feigning sickness to miss a day on the clock.

被调查的中国人中，有71%的人承认自己曾为了翘班而装病。

In nineteen seventy-one, he was arrested in Ivory Coast for "subversive teaching."

在一九七一年，他涉嫌“颠覆教学。”

Then-President Richard Nixon finally the dollar from the value of gold in nineteen seventy-one.

时任总统的尼克松1971年将美元不再与黄金挂钩。

Methods: Seventy-one patients with bone metastatic carcinoma were divided into 2 groups and treated with protocol A or B, respectively.

方法：以A（化疗+抗骨吸收剂+促骨形成剂）和B（化疗+抗骨吸收剂）2种方案分组治疗71例骨转移癌，对照分析效果。

Methods Seventy-one school food service staffs from 22 primary and secondary schools in 12 cities or counties of six provinces were surveyed using in-depth interview.

方法在6省市下属的12个市县有学生食堂的22所学校中，对71名中小学饮食服务人员进行访谈。

I started running through my list of bad habits, after a number of three thousand four hundred and seventy-one, I thought, "OK, Asaac, choose one!"

我就开始想自己的一些坏习惯，在数到三千四百七十一这个数字后，我自言自语道：“好吧，艾萨克，选择一个吧！”

Seventy-one percent of parents with a college degree say they do it every day, compared with 33 percent of those with a high school diploma or less, Pew found.

皮尤的研究发现，在有大学学历的父母中，有71%的父母称他们每天这样做，而相比之下，只有高中或以下文凭的父母这么做的比例是33%。

Then, in nineteen seventy-one, the twenty-sixth amendment to the Constitution set the voting age at eighteen.

随后，1971年第26项宪法修正案规定18岁开始拥有投票的权利。

President Richard Nixon finally disconnected the dollar from the value of gold in nineteen seventy-one.

1971年，尼克松总统终于宣布美元脱离黄金价值。

She was a woman about Mother's own age, seventy or seventy-one, and finally she asked Mother's name.

这女人跟孩他妈的年龄相仿，70或71的样子，最后她问了孩他妈的名字。

Methods Three hundreds seventy-one shoulders with chronic pains or with positive signs in physical examinations were put in experimental group and one hundred sixty-nine shoulders without pains and positive signs were in control group.

方法371个有慢性肩部疼痛史或有肩部阳性体征的肩作为实验组，169个无肩痛史无肩部阳性体征的肩作为对照组。

As raw beef contains harmful bacteria, it needs to be cooked tat least seventy-one degrees before it is safe to eat.

因为生牛肉含有有害细菌，它至少得烹煮超过七十一度才能安全食用。

The Committee to Protect Journalists says at least seventy-one members of the media were killed last year around the world.

新闻记者权益委员会表示，去年，全世界至少71名媒体工作者遇难。

There are seventy-one officers in the group including six generals.

共71名军官逃至土耳其，其中包括6名将军。

The daily amount is two hundred international units from birth through age fifty. Then it rises to four hundred I.U.s through age seventy, and six hundred for those seventy-one and older.

从刚出生到15岁的孩子每天的摄入量为200个国际单位，从15岁到70岁则上升到400个国际单位，71岁及以上的人则需要600个单位。

Women could expect to live to sixty-seven.

女性可以活到67岁。

Method: Sixty-seven patients with occlusalf surface bone tumors were retrospective analyzed.

方法：对近10年住院治疗的67例颌面骨肿瘤及瘤样病变患者的临床资料进行回顾性分析。

Methods Sixty-seven children diagnosed with children attention deficit disorder were randomly divided into the intervention group ( 29 cases) and the control group ( 38 cases).

方法将确诊为多动症的67例患儿随机分为干预组29例和对照组38例。

Sixty-seven students participated in the study.

有63名学生参与了这项研究。